Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
chi sach » chinh sach, chieu sach, co sach
dan toan » dan than, manh toan, dien toan
van toan » van tuan, van tan, van thanh
doi chi » doi khi

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

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