Perhaps you should try some spelling variations:
doanh nhanh » doanh nhan, doanh thanh, danh nhan
thanh tung » thanh cong
dong doanh » dung doanh, trong doanh, doanh doanh
dong thanh » truong thanh
hoc thieu » hoc hien
tung cho » dung cho, tung ho, tang cho
nhanh tu » hanh tu, nhan su, anh tu

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)) sang - thanh tung cho ((dong doanh) OR (dong thanh)) doanh nhanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sang - thanh tung cho ((dong doanh) OR (dong thanh)) doanh nhanh tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (toc thieu)) sang - thanh tung cho ((dong doanh) OR (dong thanh)) doanh nhanh tu".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sang - thanh tung cho ((dong doanh) OR (dong thanh)) doanh nhanh tu*.