Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
hien hanh » dieu hanh
thanh van » thanh san, thanh phan, thanh nhan
hung cong » nhung cong, hung cuong, phung cong
cong toan » cong tan, cong hoan, cong tuan
can cau » ban cau, ca cau, cac cau
van cau » van dau, van hau, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - canh ((thanh van) OR (thanh toan)) hung cong toan ((can cau) or (van cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - canh ((thanh van) OR (thanh toan)) hung cong toan ((can cau) OR (van cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - canh ((thanh van) OR (thanh toan)) hung cong toan ((can cau) or (van cau))".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - canh ((thanh van) OR (thanh toan)) hung cong toan ((can cau) or (van cau))*.