Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
duong cong » dung cong, luong cong, duong trong
cua tinh » va tinh, ha tinh, hoa tinh
cua sinh » hoa sinh, va sinh
trinh va » trinh van, trinh vat, trinh ve
va duong » van duong, va tuong, va huong
dan than » dan chan, ban than, van than

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

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