Fan communities on social media platforms can also be a good source. For example, on Tumblr, there are groups dedicated to 'Love Hypothesis'. Members often share and recommend fanfics they've found or written themselves. You can also engage with these communities, ask for recommendations, and discover some hidden gems that might not be as well - known on the larger fanfic platforms.
You can start by looking on fanfiction platforms like Archive of Our Own (AO3). It has a large collection of fanfics from various fandoms, including 'Love Hypothesis'. Many talented writers post their works there, and you can filter by different criteria such as rating, length, and genre to find the ones that suit your taste.
Another place to find 'love hypothesis fanfic' is Wattpad. While it has a wide range of content, there are often some great fanfics hidden in there. You might need to do a bit more searching compared to AO3, but it's worth it. Some writers on Wattpad might take a more creative and out - of - the - box approach to the 'Love Hypothesis' story, which can be really exciting to read.