Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu sach » chinh sach, chiet tach, chieu sang
lang huong » lan huong, lang muong, lang tuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tai lang » tai cong, thi lan, tai san
dan chan » dan gian, dan ca, van chat
chan ta » chan tha, nhan tai, nhan tao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu xanh) or (chieu sach)) - doanh doanh tai lang huong dan chan ta~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu sach)) - doanh doanh tai lang huong dan chan ta*.