Perhaps you should try some spelling variations:
truong cong » truong dong, truong long, truong chung
thanh tuong » thanh thuong, thanh tung, thanh huong
hieu lang » chieu sang, hieu quang, nhieu tang
tuong cua » truong cua, huong cua, thong cua
dan phan » doan phan, dan chan, van phan
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 tuong cua ((truong cong) OR (trong cong)) dan phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh tuong cua ((truong cong) OR (trong cong)) dan phan tu*".