More yaoi than shounen ai but here http://www.mangago.me/home/mangalist/1001835/
NONSTEREOTYPICAL YAOI
http://www.mangago.me/home/mangalist/635458/
• shy/timid seme
• short seme
• cute seme
• alpha uke
• beefy uke
• popular uke
• unpredictable
most are listed under "Cute Seme", "Alpha Uke" and "Beefy Uke". but if you want suspense and predict it for yourself, go to "Unpredictable" :>
Follow the list to be updated. And if you liked the mangas/manhwas I included, please do recommend. Enjoy~ (人 •ᴗ•)
Shonen Ai with a big uke? Misleading looks or something like: http://www.mangago.me/read-manga/reincarnated_into_demon_king_evelogia_s_world/