Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
quan dung » quang dung, quan duong, qua dung
trong dan » trong dang, trong san, trong tan
chu xang » chua xang, chu bang, chuc nang
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
cho chu » cho thue

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 xang - ((hanh trinh) or (canh tranh)) quan dung trong dan ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu xang - ((hanh trinh) OR (canh tranh)) quan dung trong dan ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu xang - ((hanh trinh) or (canh tranh)) quan dung trong dan ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: cho chu xang - ((hanh trinh) or (canh tranh)) quan dung trong dan ((toan cau) OR (toan tap))*.