Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu lang » chieu sang, hieu quang, nhieu tang
trung cua » truong cua, trung tuan, trung cap
cong tran » cong tan, cong toan, cong tren
cong tuan » cong tan, cong luan, cong thanh
thanh lap » thanh san, phan lap, thanh hai
cua tong » cua cong, cua dong, cua nong
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh trung cua tong ((cong tran) OR (cong tuan)) thanh lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh trung cua tong ((cong tran) OR (cong tuan)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh trung cua tong ((cong tran) OR (cong tuan)) thanh lap*.