Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
canh trinh » canh tranh, hanh trinh, canh tinh
doi chieu » doc hieu, doi chi, ho chieu
va phuong » va thuong, cac phuong
trinh va » trinh van, trinh vat, trinh ve
dan than » ban than, van than, dan toan
dan chan » 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: doi chieu tinh - canh trinh va phuong cong ((dan than) or (((dan chan) or (dan gian)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - canh trinh va phuong cong ((dan than) OR (((dan chan) OR (dan gian)))) cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - canh trinh va phuong cong ((dan than) or (((dan chan) or (dan gian)))) cau*.