Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
nhung don » nhung van, nhung bo
cong tac » cong ty
tac ha » bac ha, tac da, tac xa
ha tap » han tap, pha tap, hai tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - ((doanh doanh) or (nhung don)) cua phuong cong tac ha tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - ((doanh doanh) OR (nhung don)) cua phuong cong tac ha tap.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - ((doanh doanh) or (nhung don)) cua phuong cong tac ha tap*.