Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
hanh trinh » hanh chinh
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
cho van » chao van, chon van, cho vay

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "cap cho van - ((hanh trinh) OR (canh tranh)) cua thuong cong dan toan cao~".
• Adding a wildcard symbol may retrieve word variants: cap cho van - ((hanh trinh) OR (canh tranh)) cua thuong cong dan toan cao*.