Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
bang luan » tang luan, hang luan, tong luan
dang cong » dung cong
san thanh » ban thanh, van thanh, son thanh
thanh cao » thanh ca, thanh cac, thanh thao
cong san » cong tac

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 - hanh ((bang luan) or (dung luan)) dang cong san thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh ((bang luan) OR (dung luan)) dang cong san thanh cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh ((bang luan) or (dung luan)) dang cong san thanh cao*.