Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
thi chieu » thi chien, thi hieu, theo chieu
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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 trung) or (thanh tung)) cua nhung cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chieu)) xanh - ((thanh trung) OR (thanh tung)) cua nhung cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chieu)) xanh - ((thanh trung) or (thanh tung)) cua nhung cong tan toan tap*.