Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thong huong » thong thuong, thong duong, thong thong
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
doanh va » doan va, doanh tai, doanh cua
va thong » va thuong, va phuong, he thong
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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 xanh) or (thien anh)) - doanh doanh va thong huong ((dan than) OR (dan chan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - doanh doanh va thong huong ((dan than) OR (dan chan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - doanh doanh va thong huong ((dan than) OR (dan chan)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - doanh doanh va thong huong ((dan than) OR (dan chan)) ban*.