Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
thieu anh » thien anh, chieu xanh, thien danh
chinh ban » chinh can, chinh ngan, chinh luan
chinh bao » chinh giao, chinh tai, chinh cho
dung cong » dung trong
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong san, cong tan, huong dan
khan ap » khan cap, han ap, khan dam

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 anh - hanh ((chinh ban) or (chinh bao)) dung cong dan ((khan ap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu anh - hanh ((chinh ban) OR (chinh bao)) dung cong dan ((khan ap) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu anh - hanh ((chinh ban) or (chinh bao)) dung cong dan ((khan ap) or (thanh lap))*.