Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
thanh chau » thanh cha, thanh cham, thanh chu
hoc thiet » hoc thieu, hoc thuyet, hoc hien
tranh cua » doanh cua, manh cua
san thanh » ban thanh, van thanh, son thanh
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((va thiet) or (hoc thiet)) tach - canh tranh cua thuong cong san thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((va thiet) OR (hoc thiet)) tach - canh tranh cua thuong cong san thanh chau*.