One common theme is empowerment. Writers often depict the female Ratchet as a strong, capable character who can take on any challenge in the universe. She might be shown to be even more resourceful than her male counterpart in some stories.
Williams in the '600 lb life williams story' is likely a person who is the focus of that particular story within the context of the '600 lb life' series. He might be someone who has been living with obesity at 600 lbs and is either on a journey to lose weight or is facing various challenges associated with his weight, like health problems, social isolation, or problems with mobility.
Another option is to join Ratchet and Clank fan forums or groups. People there often share and discuss their favorite fanfictions. They might be able to point you directly to some great stories with a female Ratchet. For example, Reddit has some active Ratchet and Clank communities where fans exchange such information.
There are so many Williams out there. It could be a fictional Williams. For instance, in a storybook, there might be a Williams who is a wizard with magical powers. He uses his powers to protect his village from evil forces.
Well, without more context, it's hard to say exactly who Williams is. There could be many people named Williams. It might be a story about a friend named Williams, perhaps his journey through life, his achievements, or his experiences in a particular place or situation.