Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
tuong luan » truong luan, tong luan, thong luan
hieu lang » chieu sang, hieu quang, nhieu tang
luan hoan » luan van
hoan cong » hoang cong, hoa cong, toan cong
hoi hieu » hoi phieu, hoi tieu, moi hieu
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu lang - thanh tuong luan hoan cong tan phan tu~.
• Adding a wildcard symbol may retrieve word variants: hoi hieu lang - thanh tuong luan hoan cong tan phan tu*.