Perhaps you should try some spelling variations:
hanh trinh » canh tranh
chuc sinh » chuc kinh, thuoc sinh, cho sinh
toan dung » tran dung, tan dung, toan ung
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, 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: hoi chuc sinh - ((hanh trinh) or (hanh chinh)) toan dung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi chuc sinh - ((hanh trinh) OR (hanh chinh)) toan dung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: hoi chuc sinh - ((hanh trinh) or (hanh chinh)) toan dung cong dan toan cau*.