Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
canh manh » lanh manh, canh tranh, cach mang
cong ban » cong bang, cong san, cong tan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
manh va » hanh va, anh va, minh va

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 manh va nhung cong ban ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - canh manh va nhung cong ban ((than cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - canh manh va nhung cong ban ((than cau) or (phan cau))*.