One common theme could be the exploration of his character in a different light. Maybe showing his hidden emotions or relationships that were not explored in the original story. For example, his relationships with other male characters and how they develop over time.
Well, one way to find Charlie Swan gay fan fiction is to ask in relevant fan communities. For example, on some Twilight - themed fan forums. There might be fans who have either written or know of such fan fictions. It's a great way to tap into the collective knowledge of the fan base.
Often, the theme of dealing with the supernatural is present. Charlie has to come to terms with the vampires and werewolves in his town. Also, the theme of loneliness can be found, as he is a single father trying to raise his daughter in a strange situation.
One great 'Harry and Charlie Swan Fanfiction' is 'The Unlikely Bond'. It beautifully weaves their characters together in an alternate universe where they team up to solve a mystery in Forks. The story has a great balance of character development and plot twists.
Charlie Swan's love story is likely one of those quiet, small - town romances. He probably met his love in Forks. Their story could have been filled with simple dates, like walks on the beach or dinners at local diners. He may have fallen in love gradually, with shared interests and a mutual understanding of the simple life in Forks. His love might have been a stable and reliable one, which is different from the more passionate and tumultuous loves we often see in other stories.
Charlie Charlie is purely fictional. It emerged as a form of online folklore or myth that lacks any credibility or factual foundation. People often enjoy the thrill of it without taking it seriously as real.
I'm not sure if there is official 'Good Luck Charlie' gay fiction. The show mainly focuses on family - centered storylines in the original. However, in the world of fan fiction, there might be some fan - created stories that explore gay themes related to the show, but it may not be as widespread or officially recognized.
One common theme could be his struggle with loneliness. Since Bella is often preoccupied with her vampire - werewolf drama, Charlie might feel left out and this could contribute to his depression. Another theme could be his unspoken concerns about Bella's safety in the dangerous world she's involved in. It's a lot for a father to handle.
I'm not sure specifically as it's a fanfiction. Fanfictions can have a wide variety of interpretations and storylines. It might explore an alternate scenario where Charlie Swan and Bella are in a relationship that leads to such a situation, but this goes against the original 'Twilight' story's intended relationships.
I'm not aware of it being a particularly popular fanfiction. There are so many 'Twilight' fanfictions out there, and ones that deviate so far from the original story's relationships may not gain mainstream popularity.