Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
thanh tung » thanh cong
hoc thiet » hoc thieu, hoc thuyet, hoc hien
thanh lap » thanh san, phan lap, thanh hai
hoc tien » hoc tieng, hoc hien, hoc vien
tung cua » trung cua, tuong cua, dung cua
cong dan » cong san, cong tan, huong dan
than cua » nhan cua, thai cua, ban cua

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: ((hoc tien) OR (hoc thiet)) anh - thanh tung cua thuong cong dan ((than cua) OR (thanh lap))~.
• Adding a wildcard symbol may retrieve word variants: ((hoc tien) or (hoc thiet)) anh - thanh tung cua thuong cong dan ((than cua) or (thanh lap))*.