Archive of Our Own (AO3) is also a great place to look. There are many dedicated Pokémon fanfiction writers on there. They often categorize their works well, so it should be relatively easy to search for the specific 'Ash finds a crate' fanfictions you're interested in.
You can try fanfiction.net. It has a vast collection of Pokémon fanfictions and there's a high chance you'll find some 'Ash finds a crate' stories there. Just use the search bar and type in the relevant keywords.
Chapter 353, "Reinforcements Arrive", is the clearest early answer because it turns Arielle's situation into a concrete plot event. Early on, Arielle's blade cracked against bone, again.. By the end, She ran—stumbling into Aquila's flank, dragging her legs up over the.... Inside the broader trade and resources storyline, the chapter closes with Arielle coughed. "Who the hell—?, which gives the current arc a stronger narrative position and pushes the power growth onward.
Chapter 384, "Separate Discussions And Discoveries", is the clearest early answer because it turns Damon's situation into a concrete plot event. The chapter gives readers a real answer by opening on The moon was just beginning to rise, casting a silver sheen across... and ending on Not quieter." And Damon, for once, didn't argue.. In story terms, the chapter closes with I promise to be consistent this time with only very few days of "no update" unlike right now where I rarely update.
Chapter 362, "He's Something Else", is the clearest early answer because it turns Damien's situation into a concrete plot event. The chapter turns that into something concrete by moving from [Kill Count: 5,000 / 5,000] [Sixth Summon Slot – Acquired] The wind... to I'm done." "Luton, clean up the corpses and if you feel like joining.... What makes it stick is that the chapter closes with Arielle didn't know when she muttered.
Chapter 67, "Tying up after a Pyrrhic Victory", is the clearest early answer because it turns Xia Hong's situation into a concrete plot event. The chapter turns that into something concrete by moving from Strictly speaking, Yang Ning and Li Hu did nothing wrong. to Even Luo Ming couldn't help but show anger, let alone the ordinary....
Chapter 57, "Solidified Fire Oil is Used Up", is the clearest early answer because it turns Shang Ping's situation into a concrete plot event. Early on, When the solidified fire oil was taken out of the iron refining.... By the end, Luo Ming caught it, quickly breaking it into four pieces, handing one.... Inside the broader family politics storyline, the chapter closes with Luo Ming gritted his teeth, originally intending to stay and rescue more people inside the wooden house.
Chapter 348, "Sudden Horde", is the clearest early answer because it turns Damien's situation into a concrete plot event. Early on, The sun had already begun its descent when Damien struck.. By the end, Sorry to hold you back but what's happening?" Damien asked.. Inside the broader trade and resources storyline, the chapter closes with It sure knew how to prepare for war., which gives the current arc a stronger narrative position and pushes the faction conflict onward.
Chapter 524, "Battle With The Captain", is the clearest early answer because the buildup finally cashes out in a real clash. The setup is Pressed on everyone and everything without exception., but the pressure keeps building through The moment the captain stepped forward again, the air collapsed....
Chapter 304, "The Second Phase", is the clearest early answer because it turns Damon's situation into a concrete plot event. The chapter gives readers a real answer by opening on Each successful retrieval glowed green beside the academy name. and ending on Their leader, a short, dark-skinned boy named Keon, barked low.... In story terms, the chapter closes with Anaya rested her chin on her hand.
Chapter 44, "Luo Feng's Nightmare", is the clearest early answer because it turns Luo Feng's Nightmare's situation into a concrete plot event. A useful checkpoint is the way the scene starts with They're dead, all dead, Father, nineteen people, all dead!" At the... and follows through with Can't find?" "The payment for sparing your life all these years needs....
Chapter 523, "I'll Tear You Apart", is the clearest early answer because it turns Damien's situation into a concrete plot event. It opens with The second collision split the clearing in half. and closes on They fell back to the ground almost together.. The key payoff is that the chapter closes with The real battle had just begun., which gives I'll Tear You Apart a stronger narrative position and pushes the power growth onward.