Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, hanh trang
trong dang » truong dang, trong dan, trong dung
trong dong » trong cong, trong nong, trong dung
ho chieu » theo chieu, hoc thieu, doi chieu
cua dang » cua cong
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 tranh ((cua dang) or (cua ban)) ((trong dang) OR (trong dong)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh tranh ((cua dang) OR (cua ban)) ((trong dang) OR (trong dong)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh tranh ((cua dang) or (cua ban)) ((trong dang) OR (trong dong)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh tranh ((cua dang) or (cua ban)) ((trong dang) OR (trong dong)) toan ban*.