These manga are what I would recommend for the seme:
http://www.mangago.me/read-manga/totally_captivated/
http://www.mangago.me/read-manga/you_re_my_loveprize_in_viewfinder/
http://www.mangago.me/read-manga/hidoku_shinaide/
http://www.mangago.me/read-manga/xxx_allergy/
http://www.mangago.me/read-manga/houkago_no_love_call/
http://www.mangago.me/read-manga/kouun_no_rihatsushi/
http://www.mangago.me/read-manga/fushidara_na_hanatsumi_otoko/
http://www.mangago.me/read-manga/razoku_no_hanayome/
http://www.mangago.me/read-manga/elektel_delusion/
All of them are nice series. Hope I helped (=・ω・=)
Hello! Can someone suggest me a yaoi manga with a serious, strong and really sexy uke or seme (=・ω・=)