Perhaps you should try some spelling variations:
trinh cham » trinh chat, trinh chao, trinh han
trinh chuc » trinh thuc, trinh chu, trinh phuc
chuc danh » chuc nganh, thuc hanh, chuc nang
cay doanh » vay doanh, cac doanh, van doanh
cao doanh » cho doanh, cac doanh, cao danh
mai viet » thi viet
cham anh » pham anh, pham hanh, cham binh
dai viet » dao viet, tai viet, da viet
hoi viet » hai viet, oi viet, thai viet
ly doanh » ly anh
cac cau » cac mau, bac cau, ca cau
danh va » doanh va, hanh va, anh va
cac cap » cao cap, cac cam, cac cay
va dao » ca dao
co hoi » co hoc, co loi
va cao » va co, va bao
cap co » cap cho, tap co, cap do
cau co » cau do, cac co, cay co
co dai » co dan, do dai
cap o » cap do, cap 2, cap 1
o mai » o lai, o hai, o tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( cong trinh ((((cay doanh) OR (ly doanh))) or (cao doanh)) va cac cap co hoi viet nam ) or ((( chuong trinh cham anh ((va cao) or (va dao)) cap o mai viet nam ) or ( chuong trinh chuc danh va cac cau co dai viet nam ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( cong trinh ((((cay doanh) OR (ly doanh))) OR (cao doanh)) va cac cap co hoi viet nam ) OR ((( chuong trinh cham anh ((va cao) OR (va dao)) cap o mai viet nam ) OR ( chuong trinh chuc danh va cac cau co dai viet nam )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( cong trinh ((((cay doanh) OR (ly doanh))) or (cao doanh)) va cac cap co hoi viet nam ) or ((( chuong trinh cham anh ((va cao) or (va dao)) cap o mai viet nam ) or ( chuong trinh chuc danh va cac cau co dai viet nam ))))".
• Adding a wildcard symbol may retrieve word variants: (( cong trinh ((((cay doanh) OR (ly doanh))) or (cao doanh)) va cac cap co hoi viet nam ) or ((( chuong trinh cham anh ((va cao) or (va dao)) cap o mai viet nam ) or ( chuong trinh chuc danh va cac cau co dai viet nam ))))*.