Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
hanh tran » hanh trang, thanh tran, hanh tram
tran tran » tan tran, tran tuan, tran tan
tran hung » tran hong, tran quang, tran hoang
hung cong » nhung cong, hung cuong, phung cong
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
ho chau » ha chau, ho chu, o chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - hanh tran tran hung cong dan ((van ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - hanh tran tran hung cong dan ((van ban) OR (toan cao))*.