Perhaps you should try some spelling variations:
chuong trinh » cong trinh
chuong tinh » khuong tinh, thuong tinh, phuong trinh
cuoc viet » nuoc viet, cuoi viet, quoc viet
trinh cau » trinh chat, trinh chao, trinh tu
tinh cao » tinh lao, tinh chat, tinh cach
dot viet » dat viet, do viet, doc viet
cau luan » cu luan, dau luan, lau luan
cho cuoc » cho duoc, cho cac, cho hoc
lan van » luan van, lang van, tan van
cao cho » cap cho, cao chat
luan va » luan van, luat va
cao cao » cao cap, bao cao, tao cao
van sat » van dat, van san, van chat
cao lan » cao van, cao dang, cao tang
co dai » co dan
dan va » doan va, dan ca, ban va
va cao » va cac, va co, va dao
cac co » cac cong
ky dan » ky dang, ky danh, ke dan
va cua » va chua, via cua, ca cua

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 ky dan va cao cao cho cuoc viet nam ) or ((( chuong trinh cau luan va cua cac co dot viet nam ) or ( chuong tinh cao lan van sat cac ((co dai) OR (do dai)) viet nam ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chuong trinh ky dan va cao cao cho cuoc viet nam ) OR ((( chuong trinh cau luan va cua cac co dot viet nam ) OR ( chuong tinh cao lan van sat cac ((co dai) OR (do dai)) viet nam )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( chuong trinh ky dan va cao cao cho cuoc viet nam ) or ((( chuong trinh cau luan va cua cac co dot viet nam ) or ( chuong tinh cao lan van sat cac ((co dai) OR (do dai)) viet nam ))))".
• Adding a wildcard symbol may retrieve word variants: (( chuong trinh ky dan va cao cao cho cuoc viet nam ) or ((( chuong trinh cau luan va cua cac co dot viet nam ) or ( chuong tinh cao lan van sat cac ((co dai) OR (do dai)) viet nam ))))*.