Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thiet » hoc thieu, hoc thuyet, toc thieu
hoc nhiet » hoc nghien, hoc viet, hoc thieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((hoc thiet) or (hoc hien))) or (hoc nhiet)) tach - canh manh cua nhung cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thiet) OR (hoc hien))) OR (hoc nhiet)) tach - canh manh cua nhung cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: ((((hoc thiet) or (hoc hien))) or (hoc nhiet)) tach - canh manh cua nhung cong dan than ban*.