Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
cham duc » pham duc, cham soc, pham duy
duc tran » duc tan, duc toan, duc tren
thanh vi » hanh vi, thanh va, thanh ve
dua tren » dung tren
su triet » su viet, su tien, ve triet
tang ma » mang may, tang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
ky tang » ky nang, ky dang, kho tang
tu van » tu va
ma hoi » mai hoi, xa hoi, ma hoa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky tang ma hoi. hieu ve cham duc tran thanh vi ((((su triet) or (dua tren))) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky tang ma hoi. hieu ve cham duc tran thanh vi ((((su triet) OR (dua tren))) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu van ky tang ma hoi. hieu ve cham duc tran thanh vi ((((su triet) or (dua tren))) or (cua te))*.