I'm not sure specifically about 'Gabrielle wants Harry' fanfiction. But generally, on AO3, you can look at the kudos and comments of the stories that come up in your search. Stories with high kudos and positive comments are usually quite good. Also, some fanfiction communities on social media platforms might be able to give you more targeted recommendations.
Fanfiction.net is also a good place to look. However, the search function might not be as precise as AO3. But still, it's worth a shot. Navigate to the site, enter 'Gabrielle wants Harry' and browse through the results. Keep in mind that the quality and content can vary widely on this platform.
It could develop through shared adventures. They go on quests together, facing danger side by side. This builds trust and a sense of partnership. In these adventures, they discover new things about each other. Maybe Gabrielle shows her leadership skills in a tough situation, which makes Harry admire her even more.
In the fanfiction, their relationship could be a slow - burn one. They begin by simply being friends who exchange letters about the post - war situation in their respective magical communities. As they visit each other more often, they discover more about each other's personalities. Harry might be initially hesitant due to his past traumas, but Gabrielle's gentle and persistent nature could break down his walls, leading to a more intimate relationship.
In some fanfiction, Gabrielle might be the target of a dark curse. The story could be about how the characters in Harry Potter's world try to find a way to break the curse. It could involve a lot of research into dark magic and ancient spells.
There's also a fanfic called 'Dark Shadows of Harry and Gabrielle'. In this one, they are both on a journey to uncover a hidden magic that has been long forgotten. It has some really interesting character developments for both of them. The author does a great job of showing how their relationship evolves in this darker setting.
Yes, there are many. You can start by looking on popular fanfiction websites like Fanfiction.net or Archive of Our Own. Just search for 'Harry and Gabrielle Soulmates' and you'll likely find a variety of stories with different takes on their relationship.
One idea could be a story where Harry and Ginny are married and they take Gabrielle under their wing as a sort of apprentice in magic. Maybe Gabrielle is having trouble at Beauxbatons and they offer to help her improve her skills.
One common theme is friendship. Since they come from different backgrounds but share the wizarding world, their friendship is often explored. For example, in many stories, they help each other understand different aspects of magic and culture.
Gabrielle could try to be around Harry as much as possible. She might join the activities he likes, for example, if Harry is into a certain sport, Gabrielle could start going to the games or even try to learn the sport herself just to get closer to him. And when they do interact, she would be extra nice and attentive.