Perhaps you should try some spelling variations:
phong cong » phong chong, thong cong, chong cong
hanh doanh » hang doanh, chinh doanh, doanh doanh
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
van doanh » toan doanh, van dong, van thanh
cua phong » cua phuong, cua khong, cuu phong
cong tac » cong ty
nhan tai » hang tai, van tai, toan tai
han tap » han tai, toan tap, 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 - ((hanh doanh) or (van doanh)) cua phong cong tac ((han tap) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - ((hanh doanh) OR (van doanh)) cua phong cong tac ((han tap) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - ((hanh doanh) or (van doanh)) cua phong cong tac ((han tap) or (nhan tai))*.