Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trinh » hanh chinh
cua nhung » va nhung
hoc vien » hoc viet, hoc tieng, hoc vi
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc vien) or (hoc hien)) anh - ((hanh trinh) or (canh tranh)) cua nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc vien) OR (hoc hien)) anh - ((hanh trinh) OR (canh tranh)) cua nhung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc vien) or (hoc hien)) anh - ((hanh trinh) or (canh tranh)) cua nhung cong dan toan cau*.