Perhaps you should try some spelling variations:
canh thanh » canh tranh, danh thanh, anh thanh
hien hanh » dieu hanh
thanh van » thanh san, thanh toan, thanh phan
hung cong » nhung cong, hung cuong, phung cong
cong toan » cong tan, cong hoan, cong tuan
van hung » van dung, manh hung, van duong
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 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 hung cong toan ((can cau) OR (van cau)).
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - canh thanh van hung cong toan ((can cau) or (van cau))*.