Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh cao » trinh chao, trinh co, tinh cao
trinh cau » trinh chat, trinh chao, trinh tu
suoi viet » cuoi viet, muoi viet, nguoi viet
cao luan » cao lan, cao quan, cao xuan
cay cong » cac cong, cao cong, cau cong
cong san » cong tac
san viet » gian viet, anh viet
cam tay » cam bay, cam day, nam tay
cau lan » cau lanh, cao lan, sau lan
ca tay » ha tay, ca tai, co tay
o suoi » o luoi
lan va » luan va, lanh va, lan van
ca cay » cua cay, cac cay, ca cac
va ca » va cac, va cao, va cai

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 cao luan van ((ca tay) or (cam tay)) o suoi viet nam ) or ( chuong trinh cau lan va ca cay cong san viet nam ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chuong trinh cao luan van ((ca tay) OR (cam tay)) o suoi viet nam ) OR ( chuong trinh cau lan va ca cay cong san viet nam )).
• Adding a wildcard symbol may retrieve word variants: (( chuong trinh cao luan van ((ca tay) or (cam tay)) o suoi viet nam ) or ( chuong trinh cau lan va ca cay cong san viet nam ))*.