Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
hien hanh » dieu hanh
ban huong » bang phuong, ban hang, anh huong
huong gap » thuong gap, huong giai, huong giao
anh dung » anh dong, anh huong, sach dung
gap toan » tap toan, lap toan, phap toan
toan ban » van ban

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 - ((nhanh mang) or (anh dung)) cua ban huong gap toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - ((nhanh mang) OR (anh dung)) cua ban huong gap toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - ((nhanh mang) or (anh dung)) cua ban huong gap toan ban*.