Perhaps you should try some spelling variations:
doanh nhanh » doanh nhan, danh nhan, danh thanh
doanh thanh » danh thanh, doanh nhan, dinh thanh
thanh tung » thanh cong
dong doanh » dung doanh, trong doanh, doanh doanh
hoc thieu » hoc hien
tung cho » dung cho, tung ho, tang cho
cho dong » cho cong, co dong, pho dong

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 ((doanh nhanh) OR (doanh thanh)) 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 ((doanh nhanh) OR (doanh thanh)) 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 ((doanh nhanh) OR (doanh thanh)) tu".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sang - thanh tung cho dong doanh ((doanh nhanh) OR (doanh thanh)) tu*.