Perhaps you should try some spelling variations:
tran thuat » trong thuat, trien thuat, tran thuy
nhung cong » dung cong, thong cong, hang cong
theo chau » theo chu, theo chieu, theo phap
chau tinh » cuu tinh, ha tinh, cua tinh
tran tuan » tran xuan, tran quang, tran thanh
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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 - thanh ((tran thuat) or (tran tuan)) nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chau tinh - thanh ((tran thuat) OR (tran tuan)) nhung cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: theo chau tinh - thanh ((tran thuat) or (tran tuan)) nhung cong tan tran cau*.