Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
nhung cong » dung cong, thong cong, hang cong
hanh nang » ganh nang, hanh mang, hanh trang
cua nhung » va nhung
anh nang » ganh nang, anh bang, anh dang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van 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 nhanh - ((hanh nang) or (anh nang)) cua nhung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((hanh nang) OR (anh nang)) cua nhung cong tan toan ban*.