Perhaps you should try some spelling variations:
trong doanh » trong nganh
doanh thanh » danh thanh, doanh nhan, dinh thanh
hoc thieu » hoc hien
cach ban » cac ban, cach bao, cach ben
cua dung » cua dang, cua dong, qua dung
thanh tu » hanh tu, nhanh tu, thanh tung
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 thieu) or (toc thieu)) sach - cach ban cua dung trong doanh thanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - cach ban cua dung trong doanh thanh tu.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - cach ban cua dung trong doanh thanh tu*.