Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
hieu lang » chieu sang, hieu quang, nhieu tang
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
dan toan » van toan, dan than, manh toan
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu lang) or (chinh sach)) - hanh trang cua nhung cong ((dan toan) or (dan chan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu lang) OR (chinh sach)) - hanh trang cua nhung cong ((dan toan) OR (dan chan)) tap.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu lang) or (chinh sach)) - hanh trang cua nhung cong ((dan toan) or (dan chan)) tap*.