Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh cac » trinh cau, trinh chat, trinh chao
trinh cao » trinh chao, trinh co, trinh cau
cong dan » cong san, cong tan, huong dan
cay cong » cac cong, cao cong, cau cong
tang van » dang van, hoang van, trong van
lang van » dang van, hoang van, giang van
dan viet » danh viet, san viet, dao viet
doi viet » dai viet, hoi viet, oi viet
nhan vat » nhan va, nhan tai, nhan dan
van vat » van chat
luan va » luat va
so viet » hoc viet
cho doi » cho moi, cuoc doi, cho tuoi
cac cam » cad cam, cac cap, cac cau
cam cho » cap cho, cao cho, cay cho
lang va » hang va, lang ha, lang xa
cho so » cho son, co so, ho so
ca cay » cua cay, cac cay, ca cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( chuong trinh cac ((van vat) OR (nhan vat)) cac cam cho doi viet nam ) or ( chuong trinh cao ((lang va) or (((lang van) or (tang van)))) cac cam cho so viet nam ))) or ( chuong trinh luat ((luan va) or (luan van)) ca cay cong dan viet nam ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( chuong trinh cac ((van vat) OR (nhan vat)) cac cam cho doi viet nam ) OR ( chuong trinh cao ((lang va) OR (((lang van) OR (tang van)))) cac cam cho so viet nam ))) OR ( chuong trinh luat ((luan va) OR (luan van)) ca cay cong dan viet nam )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( chuong trinh cac ((van vat) OR (nhan vat)) cac cam cho doi viet nam ) or ( chuong trinh cao ((lang va) or (((lang van) or (tang van)))) cac cam cho so viet nam ))) or ( chuong trinh luat ((luan va) or (luan van)) ca cay cong dan viet nam ))".
• Adding a wildcard symbol may retrieve word variants: (((( chuong trinh cac ((van vat) OR (nhan vat)) cac cam cho doi viet nam ) or ( chuong trinh cao ((lang va) or (((lang van) or (tang van)))) cac cam cho so viet nam ))) or ( chuong trinh luat ((luan va) or (luan van)) ca cay cong dan viet nam ))*.