Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
thanh doi » thanh loi, thanh moi, thanh do
su triet » su viet, su tien, ve triet
va thanh » gia thanh, ban thanh, va tinh
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
sai ky » sac ky
tuc va » thuc va, truc va, tuc xa
ma hoi » mai hoi, xa hoi, me hoi
te sai » te tai, te bai, te lai

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

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