Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
hoc thieu » hoc hien
dang cong » dung cong
van thanh » ban thanh, van tuan
thanh dat » thanh san, thanh hai, thanh van
tran van » luan van
van dang » van dong, van dung, van nang
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) tinh - thanh tran van dang cong van thanh dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) tinh - thanh tran van dang cong van thanh dat*.