Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
hien tach » thien hach, chiet tach, vien bach
tuong cua » truong cua, huong cua, thong cua
cua nhung » va nhung
cong tang » cong thang, cong tan, cong vang
cong lang » cong vang, cong luong, cong quang
thanh cac » hanh cac, thanh bac, thanh ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien tach - thanh tuong cua nhung ((cong tang) OR (cong lang)) thanh cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien tach - thanh tuong cua nhung ((cong tang) OR (cong lang)) thanh cac".
• Adding a wildcard symbol may retrieve word variants: hoc hien tach - thanh tuong cua nhung ((cong tang) OR (cong lang)) thanh cac*.