Perhaps you should try some spelling variations:
ve triet » va trien, su triet
thanh va » thanh van, hanh va, thanh ha
thanh vi » hanh vi, thanh ve, nhanh vi
xuc gia » duc gia, luc gia, tuc gia
hieu ve » hieu va, hieu van
tang ma » tang van
tai ky » thai ky, trai ky, sai ky
ve cam » ve cham, ve cac, va cam
su tai » su thi, tu tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su tai ky ((mang may) or (tang ma)) hoi. hieu ve cam xuc gia ((thanh vi) OR (thanh va)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su tai ky ((mang may) OR (tang ma)) hoi. hieu ve cam xuc gia ((thanh vi) OR (thanh va)) ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su tai ky ((mang may) or (tang ma)) hoi. hieu ve cam xuc gia ((thanh vi) OR (thanh va)) ve triet".
• Adding a wildcard symbol may retrieve word variants: su tai ky ((mang may) or (tang ma)) hoi. hieu ve cam xuc gia ((thanh vi) OR (thanh va)) ve triet*.