Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cac tinh
hanh dang » hanh dong, hanh dung, hanh mang
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
cua tinh » cua sinh, va tinh, ha tinh
anh dang » anh dong, anh dung, anh bang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chau tinh) or (cua tinh)) - ((hanh dang) or (anh dang)) luan dung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chau tinh) OR (cua tinh)) - ((hanh dang) OR (anh dang)) luan dung cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chau tinh) or (cua tinh)) - ((hanh dang) or (anh dang)) luan dung cong tan toan ban*.