Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh phuong, khanh thuong
thanh chuong » thanh huong, thanh cong, nhanh chong
chiet tach » chieu sach
hieu manh » chieu xanh, hieu nganh, dieu hanh
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho

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

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