Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
vien nganh » vien thanh
thanh dung » thanh duong, thanh tung, thanh hung
cua thuong » cua truong, cua phuong, ca thuong
dung cua » dung luan, dung cho
cong san » cong tac
can cau » van cau, ca cau, cac cau
ban cau » bang cau, ban can, van cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((vien nganh) or (viem gan)) - thanh dung cua thuong cong san ((can cau) or (ban cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((vien nganh) OR (viem gan)) - thanh dung cua thuong cong san ((can cau) OR (ban cau)).
• Adding a wildcard symbol may retrieve word variants: hoc ((vien nganh) or (viem gan)) - thanh dung cua thuong cong san ((can cau) or (ban cau))*.