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
tong cong » trong cong, cong cong, dung cong
cong sang » cong san, cong lang, cong vang
cua tong » cua cong, cua dong, cua nong
than sao » than so, than vao, thanh san
toan cao » toan ban, toan tap

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 tong cong sang ((than sao) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tach - thanh tuong cua tong cong sang ((than sao) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hien tach - thanh tuong cua tong cong sang ((than sao) or (toan cao))*.