Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung thanh, trung tam, truong thanh
doc chieu » doc hieu, doi chieu, toc thieu
tran tuan » tran xuan, tran quang, tran thanh
van thanh » ban thanh, van tuan
dan toan » van toan, dan than, manh toan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu xanh - thanh ((trung tuan) OR (tran tuan)) trong cong ((dan toan) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu xanh - thanh ((trung tuan) OR (tran tuan)) trong cong ((dan toan) OR (van thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc chieu xanh - thanh ((trung tuan) OR (tran tuan)) trong cong ((dan toan) or (van thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: doc chieu xanh - thanh ((trung tuan) OR (tran tuan)) trong cong ((dan toan) or (van thanh)) cau*.