Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
theo chua » theo chu, ho chua, cheo cua
chua nang » chuc nang, chua xang, kha nang
cua nhung » va nhung
anh dung » anh dong, anh huong, sach dung
cong san » cong tac
san toan » van toan, dan toan, manh 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: theo chua nang - ((hanh trang) or (anh dung)) cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua nang - ((hanh trang) OR (anh dung)) cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: theo chua nang - ((hanh trang) or (anh dung)) cua nhung cong san toan cau*.