Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh nhan » trinh han, trinh phan, trinh nha
trinh cac » trinh cau, trinh chat, trinh chao
nhan dang » nhan dan, phan dang, tran dang
dai viet » mai viet, dao viet, tai viet
cuay dan » cua dang, luat dan, cuoi dan
dang va » dang van, dang vat, hang va
cua dan » cua dang, cua ban
lo viet » co viet, le viet, ho viet
so viet » hoc viet
cay dan » cay lanh
cac tap » cac cap, cac tac, cac tai
va cau » van cau, va dau, va cao
o viet » hoc viet
cay co » cac co, cay cong
ca dan » ca dao
tay co » ty co, tay o
dan va » doan va, dan ca, ban va

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 ((((cuay dan) or (cua dan))) or (((cay dan) OR (ca dan)))) va cac tap co so viet nam ) or ( chuong trinh nhan dang va cau ((cay co) or (tay co))t lo viet nam ))) or ( chuong trinh cac dan va cac ((cay co) or (tay co)) ((o viet) or (dai viet)) nam ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( chuong trinh ((((cuay dan) OR (cua dan))) OR (((cay dan) OR (ca dan)))) va cac tap co so viet nam ) OR ( chuong trinh nhan dang va cau ((cay co) OR (tay co))t lo viet nam ))) OR ( chuong trinh cac dan va cac ((cay co) OR (tay co)) ((o viet) OR (dai viet)) nam )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( chuong trinh ((((cuay dan) or (cua dan))) or (((cay dan) OR (ca dan)))) va cac tap co so viet nam ) or ( chuong trinh nhan dang va cau ((cay co) or (tay co))t lo viet nam ))) or ( chuong trinh cac dan va cac ((cay co) or (tay co)) ((o viet) or (dai viet)) nam ))".
• Adding a wildcard symbol may retrieve word variants: (((( chuong trinh ((((cuay dan) or (cua dan))) or (((cay dan) OR (ca dan)))) va cac tap co so viet nam ) or ( chuong trinh nhan dang va cau ((cay co) or (tay co))t lo viet nam ))) or ( chuong trinh cac dan va cac ((cay co) or (tay co)) ((o viet) or (dai viet)) nam ))*.