Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh chat » tinh chat, trinh luat, trinh han
chat luan » chat lua, chat luong, chat quang
trinh mau » trinh may, trinh mach, trinh tu
trinh sau » trinh san, trinh su, trinh tu
trinh cau » trinh chao, trinh tu, trinh han
cau luan » cu luan, dau luan, lau luan
luan va » luan van, luat va
cao cap » cao chat
cao tay » cao tai, dao tay, bao tay
oi viet » hoi viet, o viet, cuoi viet
co hoi » co loi
va cao » va cac, va co, va dao
lan va » lanh va, lan van, lang va
tay co » ty co, cay co, tay o
co oi » co loi, co doi, co toi

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 cau luan va cao cap ((co hoi) OR (co hoc)) viet nam ) or ( chuong trinh chat luan va cao cap ((co hoi) OR (co hoc)) viet nam ))) or ( chuong ((trinh sau) or (trinh mau)) lan va cao tay co oi viet nam ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( chuong trinh cau luan va cao cap ((co hoi) OR (co hoc)) viet nam ) OR ( chuong trinh chat luan va cao cap ((co hoi) OR (co hoc)) viet nam ))) OR ( chuong ((trinh sau) OR (trinh mau)) lan va cao tay co oi viet nam )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( chuong trinh cau luan va cao cap ((co hoi) OR (co hoc)) viet nam ) or ( chuong trinh chat luan va cao cap ((co hoi) OR (co hoc)) viet nam ))) or ( chuong ((trinh sau) or (trinh mau)) lan va cao tay co oi viet nam ))".
• Adding a wildcard symbol may retrieve word variants: (((( chuong trinh cau luan va cao cap ((co hoi) OR (co hoc)) viet nam ) or ( chuong trinh chat luan va cao cap ((co hoi) OR (co hoc)) viet nam ))) or ( chuong ((trinh sau) or (trinh mau)) lan va cao tay co oi viet nam ))*.