Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doi chi, ho chieu, mot chieu
canh tran » canh tranh, banh trang, lanh tranh
van nhung » van nhuong, va nhung, van hung
doc hieu » toc thieu, hoc thieu, hoc hien
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: ((doi chieu) or (doc hieu)) xanh - ((canh tran) or (hanh trang)) van nhung cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) xanh - ((canh tran) OR (hanh trang)) van nhung cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doc hieu)) xanh - ((canh tran) or (hanh trang)) van nhung cong tan toan cao*.