Perhaps you should try some spelling variations:
cau trieu » cac trieu, cau triet, chua trieu
cua triet » cua viet, su triet, va triet
vu khach » vu khanh, vu khac, vay khach
hanh lai » hanh lam, hanh tai, thanh lap
ty nang » ky nang, ty xang, ly nang
ty hang » ly hang, ty xang, thi hang
hac luc » nhan luc, than luc
va hanh » van hanh, va thanh, va danh
va hac » van hac, va khac, va cac
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu khach ((ty nang) OR (ty hang)) xa hoi. lieu va hac luc va hanh lai ((cau trieu) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ((ty nang) OR (ty hang)) xa hoi. lieu va hac luc va hanh lai ((cau trieu) OR (cua triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu khach ((ty nang) OR (ty hang)) xa hoi. lieu va hac luc va hanh lai ((cau trieu) or (cua triet))*".