Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
dan khanh » dang khanh, van khanh, dat khanh
khanh cap » hanh cap, khan cap, hanh cac
tra xuan » tran xuan, tra quan, tran tuan
tran van » luan van
cong dan » cong san, cong tan, huong dan

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 tinh - thanh ((tra xuan) or (tran van)) dung cong dan khanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh ((tra xuan) OR (tran van)) dung cong dan khanh cap*.