Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
nhung cong » dung cong, thong cong, hang cong
hoa chinh » hoan chinh, hoa hinh, hoc chinh
van nhung » van nhuong, va nhung, van hung
ho chinh » hoc chinh, cho chinh, do chinh
tran van » luan van
tan chan » dan chan, ban chan, can chan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chinh) or (hoa chinh)) sach - thanh tran van nhung cong ((tan chan) or (dan ca)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (hoa chinh)) sach - thanh tran van nhung cong ((tan chan) OR (dan ca)) cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) or (hoa chinh)) sach - thanh tran van nhung cong ((tan chan) or (dan ca)) cau*.