Yes, there are quite a few out there. You can start by looking on fanfic websites like FanFiction.net or Archive of Our Own. Just search for 'DBS Goku x Bulma' and you'll likely find some interesting reads.
One factor is the exploration of their relationship in different scenarios. In the canon, they have a long - standing friendship. Fanfics can take this and expand it, like what if Goku developed romantic feelings for Bulma? Or how would they handle a crisis together in a more intimate way than in the show? Also, seeing how the authors incorporate the Dragon Ball Super elements like the new forms and powers into the story of their relationship adds depth and interest.
Honestly, there's no fixed date for the return of the DBS manga. It depends on various factors like the creator's schedule and production plans. But you can follow related fan communities or news sites for the latest updates.
The DBS manga is canon. It's recognized by the creators and fans alike. It follows the established rules and continuity of the Dragon Ball Super world, contributing to the rich narrative of the franchise.
The return date of the DBS manga is still unknown. It could depend on various factors like the creator's schedule, story development, and publishing plans. We just have to wait patiently for the official word.