What should i do..?

Okayy i dont know there but i ahve a problem with abd breath i always brush my teeth and i still have bad breathe that coms back in like 10 mins it rlee sux if i have a boyfriend what am i soposse to do buy gum every fuking week.. i dont think.. soo.. so please give me advice here!! and i brush my teeth all the time..:P Thankss