Perhaps you should try some spelling variations:
thanh tung » thanh cong
thanh chau » thanh cha, thanh cham, thanh chu
thi chieu » thi chien, thi hieu, theo chieu
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, dung cua
cua dong » chua dong, cua cong, cua dang
cong ban » cong bang, cong san, cong tan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (thi chieu)) xanh - thanh tung cua dong cong ban ((thanh chau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chieu)) xanh - thanh tung cua dong cong ban ((thanh chau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chieu)) xanh - thanh tung cua dong cong ban ((thanh chau) or (phan cau))*.