Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
dang manh » dang minh, duong manh, dang thanh
dang hanh » dang thanh, ban hanh, dang van
hung cong » nhung cong, hung cuong, phung cong
cong san » cong tac
san hang » san chang, ban hang, van hang
hang dau » hang va, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - nhanh ((dang manh) or (dang hanh)) hung cong san hang dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - nhanh ((dang manh) OR (dang hanh)) hung cong san hang dau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - nhanh ((dang manh) or (dang hanh)) hung cong san hang dau*.