Perhaps you should try some spelling variations:
cua thuong » cua truong, cua phuong, ca thuong
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
ganh nang » anh nang, nganh nong, van nang
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - ganh nang ((va thuong) OR (cua thuong)) cong tan phan tu~.
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - ganh nang ((va thuong) or (cua thuong)) cong tan phan tu*.