Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
tuan duong » tuyen duong, tuong duong, van duong
duong cong » dung cong, luong cong, duong trong
tran tuan » tran xuan, tran quang, tran thanh
cong san » cong tac
ho lieu » so lieu, co lieu, ho chieu
ho kieu » so kieu, thi kieu, ho chieu
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho lieu) OR (ho kieu)) tinh - thanh tran tuan duong cong san van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho lieu) OR (ho kieu)) tinh - thanh tran tuan duong cong san van ban".
• Adding a wildcard symbol may retrieve word variants: ((ho lieu) OR (ho kieu)) tinh - thanh tran tuan duong cong san van ban*.