Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
hanh manh » hanh mang, lanh manh, hoang manh
manh cua » doanh cua, ban cua
cong tac » cong ty
quan cap » quan cau, quang cao, quan phap
quan lap » quan luan, quang lam, quan lang

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 chinh sach - hanh manh cua thuong cong tac ((quan cap) OR (quan lap))~.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - hanh manh cua thuong cong tac ((quan cap) or (quan lap))*.