Perhaps you should try some spelling variations:
thi chieu » thi chien, thi hieu, theo chieu
hanh mang » nhanh mang, hanh trang, nhanh lang
nhan dang » nhan dan, phan dang, tran dang
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thi chieu) or (theo tieu)) xanh - ((hanh mang) or (nhan dang)) cua dung cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo tieu)) xanh - ((hanh mang) OR (nhan dang)) cua dung cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo tieu)) xanh - ((hanh mang) or (nhan dang)) cua dung cong tan toan cao*.