Perhaps you should try some spelling variations:
thanh tung » thanh cong
tong huong » thong huong, tong thuong, cong huong
huong kenh » thuong kinh, huong den, thong kenh
hieu lang » chieu sang, hieu quang, nhieu tang
kenh phan » benh nhan, benh phau, ke phan
doi hieu » doi chieu, doc hieu, doi hien
tung cua » trung cua, tuong cua, dung cua
cua tong » cua cong, cua dong, cua nong
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hieu lang - thanh tung cua tong huong kenh phan dau~.
• Adding a wildcard symbol may retrieve word variants: doi hieu lang - thanh tung cua tong huong kenh phan dau*.