Perhaps you should try some spelling variations:
hien hanh » dieu hanh
hang cong » dang cong, hang nong, bang cong
dan khanh » dang khanh, van khanh, dat khanh
manh cua » doanh cua
cong dan » cong san, cong tan, huong dan
khanh tu » khanh thu, hanh tu, nhanh tu
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 - hanh ((manh cua) or (ban cua)) hang cong dan khanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh ((manh cua) OR (ban cua)) hang cong dan khanh tu.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh ((manh cua) or (ban cua)) hang cong dan khanh tu*.