One common theme is friendship. They are both part of the Supergirl team, so many fanfics explore their bond as friends, how they support each other during tough times.
You can try fanfiction websites like Archive of Our Own (AO3). There are a large number of fanfics on it. Just search for 'Alex Danvers and Winn Schott' in the search bar, and it will show you relevant works.
Well, 'Winn-Dixie' is often classified as fiction, but it might have elements that are reminiscent of real life. Maybe the author was influenced by real events or people to create the story, but it's not a direct account of something that happened exactly as written.
Fiction. 'Because of Winn - Dixie' is a work of fiction. It tells a heartwarming story about a young girl, Opal, and her dog Winn - Dixie. The characters and the situations they encounter, such as the friendships Opal forms in the town, are made - up. The town itself is also a fictional setting, designed to create a backdrop for the story's themes of friendship, loss, and family. It's a great example of fictional literature that has the power to touch readers' hearts.
In Supergirl fanfiction, a pregnancy involving Winn and Kara can be a very interesting plot device. It could bring out different aspects of their characters. For example, Winn might show his more protective side. However, in the official storylines, there's no such plot, so fanfiction gives writers the freedom to explore this uncharted territory.