Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
hanh trinh » hanh chinh
chau tinh » cuu tinh, ha tinh, cua tinh
quan phan » quang phan, luan phan, qua phan
phan cong » thanh cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu tinh) OR (chau tinh)) - ((hanh trinh) or (canh tranh)) quan phan cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chau tinh)) - ((hanh trinh) OR (canh tranh)) quan phan cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) OR (chau tinh)) - ((hanh trinh) or (canh tranh)) quan phan cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) OR (chau tinh)) - ((hanh trinh) or (canh tranh)) quan phan cong dan toan ban*.