Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trung » thanh trung, hanh trang, manh trung
cua truong » cua trung, xuan truong, cac truong
chau tinh » cuu tinh, ha tinh, cua tinh
trung cua » truong cua, trung tuan, trung cap
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 ((chau tinh) or (chieu sang)) - hanh trung cua truong ((cong dan) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chau tinh) OR (chieu sang)) - hanh trung cua truong ((cong dan) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chau tinh) or (chieu sang)) - hanh trung cua truong ((cong dan) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chau tinh) or (chieu sang)) - hanh trung cua truong ((cong dan) OR (cong tan)) toan ban*.