Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
phan thuong » hang thuong, phan xuong
thanh tung » thanh cong
bien tinh » bi tinh, yen tinh, diep tinh
tung phan » trung phan, tuong phan, dung phan
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
so bien » mot bien

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

• Performing a fuzzy search may retrieve terms with similar spellings: so bien tinh - thanh tung phan thuong cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so bien tinh - thanh tung phan thuong cong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: so bien tinh - thanh tung phan thuong cong dan ((toan cau) or (toan cao))*.