can someone tell me a yaoi manga that is between three, please ლ(´ڡ`ლ)

Choco Strawberry Vanilla.

http://www.mangago.me/read-manga/koitomo_triangle/

This is like a fucked up three way relationship but it works for them http://www.mangago.me/read-manga/despicable/

http://www.mangago.me/read-manga/from_points_of_three/