Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hieu nganh » vien nganh, hiem ngan, nghiep nganh
hieu manh » chieu xanh, dieu hanh, hien hanh
trung cua » truong cua, trung tuan, trung cap
tac doanh » cac doanh, tac danh, toan doanh
doanh cao » doanh co, doanh bao, doanh cho
manh cua » doanh cua, ban cua
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu manh) OR (hieu nganh)) - hanh ((trung cua) or (manh cua)) thuong cong tac doanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu manh) OR (hieu nganh)) - hanh ((trung cua) OR (manh cua)) thuong cong tac doanh cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu manh) OR (hieu nganh)) - hanh ((trung cua) or (manh cua)) thuong cong tac doanh cao".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu manh) OR (hieu nganh)) - hanh ((trung cua) or (manh cua)) thuong cong tac doanh cao*.