Bikini

Izzie
Sooo I'm 15, and I've always been larger in my chest region. I've been a D since the 5th grade and I just hit DD and I have absolutely no clue what swim suit will work for me. I've been working all year to get myself confident enough to wear a bikini and with my growing self esteem I've found myself losing weight and getting where I want to be and I want to be able to wear a bikini. I've always worn bikinis due to my body type (I'm 5'1 but I have a longer torso and shorter legs) and one pieces or tankinis (not sure if I spelled that right) never fit correctly so I normally have to wear a bikini anyways. My biggest problem is that most any bikinis that would be completely appropriate just aren't for me due to my size and I have no idea where to look for ones that will work with my size and won't show everything off. I'd like to leave as much to the imagination as possible. 
So I guess where I'm going with this is does anyone have any suggestions? Thanks!