Perhaps you should try some spelling variations:
hanh trinh » canh tranh
quan dang » quang dang, quan lang, quan dong
dang cong » dung cong
cho thue » choi thuc, cuc thue, cho he
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: ((cho chu) OR (cho thue)) xanh - ((hanh trinh) or (hanh chinh)) quan dang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cho chu) OR (cho thue)) xanh - ((hanh trinh) OR (hanh chinh)) quan dang cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cho chu) OR (cho thue)) xanh - ((hanh trinh) or (hanh chinh)) quan dang cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: ((cho chu) OR (cho thue)) xanh - ((hanh trinh) or (hanh chinh)) quan dang cong dan toan cau*.