Perhaps you should try some spelling variations:
phong cong » phong chong, thong cong, chong cong
hang doanh » hanh doanh, nhung doanh, van doanh
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
cua phong » cua phuong, cua khong, cuu phong
cong tac » cong ty
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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 - ((kinh doanh) or (hang doanh)) cua phong cong tac ((han tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - ((kinh doanh) OR (hang doanh)) cua phong cong tac ((han tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - ((kinh doanh) or (hang doanh)) cua phong cong tac ((han tap) or (toan tap))*.