Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
nhung van » phung van, nhung bai, nhung cau
tong cong » trong cong, cong cong, dung cong
chi sach » chinh sach, chieu sach, co sach
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
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 - thanh tran quang ((nhung van) or (tong cong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - thanh tran quang ((nhung van) OR (tong cong)) dan than cau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - thanh tran quang ((nhung van) or (tong cong)) dan than cau*.