Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hien hanh » dieu hanh
trinh han » trinh quan
bang cong » dang cong, bang song, hang cong
thanh cac » hanh cac, thanh bac, thanh ca
han bang » can bang, hai bang, gan bang
cong tan » cong tac, cong san, cong thanh
khan cap » khan ap, than cap, khoan cam

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 - hanh trinh han bang cong tan ((((thanh cac) or (khan cap))) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh trinh han bang cong tan ((((thanh cac) OR (khan cap))) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh trinh han bang cong tan ((((thanh cac) or (khan cap))) or (thanh san))*.