Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
hien hanh » dieu hanh
hang cong » dang cong, hang nong, bang cong
tien anh » tieng anh, tien manh, dien anh
trung va » truong va, trang va, trung ha
cong san » cong tac
toan cao » toan ban, toan tap
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: duoc ((tien anh) or (hien hanh)) - hanh trung va hang cong san ((van ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: duoc ((tien anh) OR (hien hanh)) - hanh trung va hang cong san ((van ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: duoc ((tien anh) or (hien hanh)) - hanh trung va hang cong san ((van ban) or (toan cao))*.