Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
va thanh » gia thanh, va tinh, le thanh
doi cua » dai cua, hoi cua, dong cua
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
cam tuc » cam xuc, cam tu, nam thuc
te cac » tu cac, ve cac, te cao
ma hoi » xa hoi, ma hoa, me hoi
va cam » va cham, va cac, va cao

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

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