Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
te sach » toc sach
ky tang » ky nang, ky dang, kho tang
ky sang » ky nang, ky dang, duy sang
mai hoi » mai khoi, dai hoi, lai hoi
ma hoi » xa hoi, ma hoa, me hoi
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ky sang) or (ky tang)) ((ma hoi) or (mai hoi)). hieu ve cam tuc va hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky sang) OR (ky tang)) ((ma hoi) OR (mai hoi)). hieu ve cam tuc va hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ((ky sang) or (ky tang)) ((ma hoi) or (mai hoi)). hieu ve cam tuc va hanh vai cua triet*.