I bet if i asked everyone who loves Google to like this comment it would be th highest rated... not that I'm saying you should.
(cough)...do it(cough cough)
FO MOTHA RUSSIA!!!
Google is where i search for H-Manga's. First it was doujintoshokan, I don't what the hell happened to that site, but then i wasn't satisfied with there stuff. Then i searched some more and found this place with google.