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well, here's some titles where the seme hits on the uke from the beginning~
http://www.mangago.zone/read-manga/fuyou_kareshi/
http://www.mangago.zone/read-manga/make_me_bark/?av=1
http://www.mangago.zone/read-manga/ordinary_men/?av=1
http://www.mangago.zone/read-manga/itsudemo_kimi_ga/
http://www.mangago.zone/read-manga/river_god_seeks_adoption/
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hope I get what you want: seme tries to get uke, no rape, tsundere uke?
http://www.mangago.zone/read-manga/eigyou_nika/
http://www.mangago.zone/read-manga/puchitto_hajiketa/
http://www.mangago.zone/read-manga/gekai_no_okiniiri/
only molesting XD
http://www.mangago.zone/read-manga/datte_maou_sama_wa_kare_ga_kirai/
http://www.mangago.zone/read-manga/cherry_na_teacher/
http://www.mangago.zone/read-manga/en_wa_ki_na_mono_aji_na_mono/
first story
http://www.mangago.zone/read-manga/smile_kudasai/
may this too?
http://www.mangago.zone/read-manga/kaeru_no_prince_sama/
Gimme all the yaoi where the seme flirts with/ tries to woo/ hits on / seduces the uke/multiple uke either suggestively or openly. Like yeah, preferably if the uke is tsundere and all.
Warning tho: no rape please. Seduction is fine but not more than that without consent.