Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
truong cao » truong dai
trong dong » trong cong, trong nong, trong dang
truong va » truong dai, truong dao, luong va
dong bang » dong san
bang phan » nang phan, bang nhan, bang thanh
phan cau » phan dau, phan cac, phan tu

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) or (chieu sach)) - thanh ((truong va) OR (truong cao)) trong dong bang phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu sach)) - thanh ((truong va) OR (truong cao)) trong dong bang phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu sach)) - thanh ((truong va) OR (truong cao)) trong dong bang phan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu sach)) - thanh ((truong va) OR (truong cao)) trong dong bang phan cau*.