Perhaps you should try some spelling variations:
thong quang » thong quan, thong qua, luong quang
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
quang dan » quang dang, quang doan, quang ban
trung va » truong va, trang va, trung ha
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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 xanh) or (chau tinh)) - thanh ((trung va) or (dung va)) thong quang dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chau tinh)) - thanh ((trung va) OR (dung va)) thong quang dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chau tinh)) - thanh ((trung va) or (dung va)) thong quang dan toan cau*.