Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
chu van » cuu van, chu han
mang va » mang vua, hang va, bang va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc nang) or (((chu van) or (ho manh)))) - hanh mang va nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc nang) OR (((chu van) OR (ho manh)))) - hanh mang va nhung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc nang) or (((chu van) or (ho manh)))) - hanh mang va nhung cong dan toan cau*.