Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
trung tuan » trung tam, tran tuan, truong thanh
dung cong » dung trong
cong dang » cong dong, cong dan, cong dung
dang tran » dang thanh, quang tran, hoang tran
tran tan » tran tuan, tran van, tran thanh

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

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