Perhaps you should try some spelling variations:
doanh phan » doanh nhan, doan phan, doanh thanh
doi chieu » doc hieu, ho chieu, mot chieu
canh tran » canh tranh, hanh trang, banh trang
va thong » va thuong, va phuong, he thong
dan chan » dan gian, dan ca, van chat
doi chi » doi khi
tran va » tran van, trang va, tranh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (doi chi)) xanh - canh tran va thong thong ((dan chan) or (doanh phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) xanh - canh tran va thong thong ((dan chan) OR (doanh phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doi chi)) xanh - canh tran va thong thong ((dan chan) or (doanh phan)) cau".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doi chi)) xanh - canh tran va thong thong ((dan chan) or (doanh phan)) cau*.