Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
chieu sang » chieu sach, chieu xanh, nhieu tang
thuong cao » truong cao, thong cao, thuong chau
hieu lang » hieu quang, nhieu tang, hieu van
dung cong » dung trong
thanh lap » thanh san, phan lap, thanh hai
cao dung » cao dang, cao dong, cao ung
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan dau, phan lap

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 sang) OR (hieu lang)) - thanh thuong cao dung cong tan ((phan cac) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (hieu lang)) - thanh thuong cao dung cong tan ((phan cac) OR (thanh lap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) OR (hieu lang)) - thanh thuong cao dung cong tan ((phan cac) or (thanh lap))*".