Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chau tinh » cuu tinh, ha tinh, cua tinh
tang luan » dung luan
cua sinh » hoa sinh, va sinh
mang cua » manh cua, dung cua, ban cua
cong tan » cong tac, cong san, cong thanh
tan han » tan nhan, tran han, tan van
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chau tinh) or (cua sinh)) - hanh ((tang luan) or (mang cua)) nhung cong tan han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chau tinh) OR (cua sinh)) - hanh ((tang luan) OR (mang cua)) nhung cong tan han tap.
• Adding a wildcard symbol may retrieve word variants: doi ((chau tinh) or (cua sinh)) - hanh ((tang luan) or (mang cua)) nhung cong tan han tap*.