Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » hanh chinh
quan dung » quang dung, quan duong, qua dung
trong dan » trong dang, trong san, trong tan
ho chieu » theo chieu, hoc thieu, doi chieu
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 sang - ((hanh trinh) or (canh tranh)) quan dung trong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((hanh trinh) OR (canh tranh)) quan dung trong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((hanh trinh) or (canh tranh)) quan dung trong dan toan ban*.