Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
hieu vien » hieu hien, thieu nien, hieu tieng
hanh con » hanh cong, thanh cong, nhanh cong
tu sang » thu sang, tu san, tu lang
sang ky » sang kyo, dang ky, tang ky
nang ma » tang ma, sang ma, nang cao
cac luc » cau luc, coc luc, cac nuoc
va hanh » van hanh, va thanh, va danh
con cua » cong cua, co cua, dong cua
ma hoi » mai hoi, xa hoi, ma hoa
luc va » duc va, tuc va, loc va
cua su » qua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sang ky nang ma hoi. ((hieu vien) or (hieu viec)) cac luc va hanh con cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sang ky nang ma hoi. ((hieu vien) OR (hieu viec)) cac luc va hanh con cua su.
• Adding a wildcard symbol may retrieve word variants: tu sang ky nang ma hoi. ((hieu vien) or (hieu viec)) cac luc va hanh con cua su*.