Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
tranh van » tran van, trinh van, thanh van
dung cong » dung trong
moc chau » toc cham, hoc chat
van dung » van dong, xay dung, tin dung
dan than » dan chan, van than, dan toan
ban than » ban thanh, van thanh, ban hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: moc chau tinh - canh tranh van dung cong ((dan than) or (ban than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: moc chau tinh - canh tranh van dung cong ((dan than) OR (ban than)) cau.
• Adding a wildcard symbol may retrieve word variants: moc chau tinh - canh tranh van dung cong ((dan than) or (ban than)) cau*.