Perhaps you should try some spelling variations:
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
hien manh » hien hanh, tien manh, hieu manh
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
cong ban » cong bang, cong san, cong tan
ban hanh » ban hang
hanh cau » nhanh cau, hang cau, hanh cac

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 manh - nhanh tinh ((cua dung) or (cua dang)) cong ban hanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - nhanh tinh ((cua dung) OR (cua dang)) cong ban hanh cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - nhanh tinh ((cua dung) or (cua dang)) cong ban hanh cau*.