Perhaps you should try some spelling variations:
thien van » thi van
thu xac » thau xay
hanh di » hanh vi, hanh de, hang di
va hanh » van hanh, va thanh, va danh
mai hoi » mai khoi, dai hoi, lai hoi
duoc va » nuoc va, duc va, duoc ma
di cua » dai cua, doi cua, de cua
cua su » qua su
xac ky » cac ky, sac ky, bac ky
ma hoi » xa hoi, ma hoa, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu xac ky nang ((ma hoi) OR (mai hoi)). ((hieu qua) or (thien van)) tao duoc va hanh di cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu xac ky nang ((ma hoi) OR (mai hoi)). ((hieu qua) OR (thien van)) tao duoc va hanh di cua su.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu xac ky nang ((ma hoi) OR (mai hoi)). ((hieu qua) or (thien van)) tao duoc va hanh di cua su".
• Adding a wildcard symbol may retrieve word variants: thu xac ky nang ((ma hoi) OR (mai hoi)). ((hieu qua) or (thien van)) tao duoc va hanh di cua su*.