Perhaps you should try some spelling variations:
hang doanh » hanh doanh, nhung doanh, van doanh
chieu sang » chieu sach, chieu xanh, nhieu tang
phung cong » nhung cong, phong cong, nhung chong
hieu lang » hieu quang, nhieu tang, hieu van
doanh cua » doanh luan
cua phung » cua phuong, cua nhung, cua chung
cong tac » cong ty
tac han » tac nhan, tac ha, tac can
han tap » han tai, toan tap, nhan 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 ((hieu lang) or (chieu sang)) - hang doanh cua phung cong tac han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu sang)) - hang doanh cua phung cong tac han tap.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu sang)) - hang doanh cua phung cong tac han tap*.