Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
tri tinh » trieu tinh, thai tinh, vi tinh
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » 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: mot ((tri tinh) OR (tri kinh)) - ((anh tang) or (hanh trang)) cua nhung cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot ((tri tinh) OR (tri kinh)) - ((anh tang) OR (hanh trang)) cua nhung cong tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "mot ((tri tinh) OR (tri kinh)) - ((anh tang) or (hanh trang)) cua nhung cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: mot ((tri tinh) OR (tri kinh)) - ((anh tang) or (hanh trang)) cua nhung cong tan toan cau*.