Lately I have been into sasunaru fanfiction but I can only find shounen ai and I want som...

Have you tried searching on Archive of Our Own? (AO3) They have some pretty loose guidelines for what can and can't be posted, so you will most likely find that there, and you can select search parameters by m/m and name the pairings you want to read about. Here is a search link for you - I have not read these mind you, I just know how to search the site: http://archiveofourown.org/works?utf8=%E2%9C%93&commit=Sort+and+Filter&work_search[sort_column]=revised_at&work_search[category_ids][]=23&work_search[other_tag_names]=&work_search[query]=&work_search[language_id]=&work_search[complete]=0&tag_id=Naruto