Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh chat » tinh chat, trinh luat, trinh han
trinh cao » trinh chao, trinh co, trinh cau
chat luat » chat lua, phap luat, chat cua
thai viet » thi viet, tai viet, mai viet
cuoi viet » nguoi viet, co viet, nuoc viet
cao bang » cao dang, cao tang, cao nang
cua luat » quy luat
luong va » dung va
hoc viet » hoc hien
bang va » hang va, ban va, trang va
cac cay » ca cay, cac cam, cac cau
co thai » do thai, ca thai, co hai
co cuoi » co nuoi, cho cuoc, co nguoi
cac cap » cao cap, cac cam, cac cau
cay co » cac co, tay co, cay cong
cap co » cap cho, tap co, cap do

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 bang va cac cap co cuoi viet nam ) or ((( chuong trinh chat luong va cac cay co thai viet nam ) or ( chuong trinh ((chat luat) OR (cua luat)) va cac cay co hoc viet nam ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chuong trinh cao bang va cac cap co cuoi viet nam ) OR ((( chuong trinh chat luong va cac cay co thai viet nam ) OR ( chuong trinh ((chat luat) OR (cua luat)) va cac cay co hoc viet nam )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( chuong trinh cao bang va cac cap co cuoi viet nam ) or ((( chuong trinh chat luong va cac cay co thai viet nam ) or ( chuong trinh ((chat luat) OR (cua luat)) va cac cay co hoc viet nam ))))".
• Adding a wildcard symbol may retrieve word variants: (( chuong trinh cao bang va cac cap co cuoi viet nam ) or ((( chuong trinh chat luong va cac cay co thai viet nam ) or ( chuong trinh ((chat luat) OR (cua luat)) va cac cay co hoc viet nam ))))*.