Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
danh thanh » dinh thanh, dang thanh, nhanh thanh
doanh cua » doanh luan
hang cong » dang cong, hang nong, bang cong
cong danh » cuong danh, cong dan, cong thanh
manh cua » ban cua
thanh tu » hanh tu, nhanh tu, thanh tung

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 nhanh - hanh ((manh cua) or (doanh cua)) hang cong danh thanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - hanh ((manh cua) OR (doanh cua)) hang cong danh thanh tu.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - hanh ((manh cua) or (doanh cua)) hang cong danh thanh tu*.