Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hien hanh » dieu hanh
cua nhung » va nhung
cong manh » cong danh, duong manh, hoang manh
canh ban » can ban, canh dan, canh van
cong tan » cong tac, cong san, cong ty
toan cau » toan cao, toan ban, toan tap
ban cua » ban quan

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