Perhaps you should try some spelling variations:
trinh may » trinh ky, trinh han, trinh ly
trinh cau » trinh chat, trinh chao, trinh tu
may doanh » vay doanh, ly doanh, van doanh
pham hanh » pham thanh, pham anh, pham hang
dai viet » mai viet, dao viet, tai viet
cau danh » cao danh, chuc danh, nam danh
doanh va » doan va, doanh tai, doanh cua
cham anh » pham anh, cham binh, cham tinh
cac mau » cam mau, sach mau
danh va » hanh va, anh va, dan va
dao cap » cao cap, day cap, dao cac
cac cap » cao cap, cac cam, cac cau
va dao » ca dao
co dai » co dan, do dai
mau co » mai co, dau co, au co
so oi » so noi, so roi, so di
o lai » o lao
o hai » co hai, so hai, _ hai
so o » so d

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 may doanh va cac cap ((so oi) or (so o)) viet nam ) or ((( chuong trinh ((cham anh) or (pham hanh)) va dao cap ((o hai) OR (o lai)) viet nam ) or ( chuong trinh cau danh va cac mau co dai viet nam ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( cong trinh may doanh va cac cap ((so oi) OR (so o)) viet nam ) OR ((( chuong trinh ((cham anh) OR (pham hanh)) va dao cap ((o hai) OR (o lai)) viet nam ) OR ( chuong trinh cau danh va cac mau co dai viet nam )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( cong trinh may doanh va cac cap ((so oi) or (so o)) viet nam ) or ((( chuong trinh ((cham anh) or (pham hanh)) va dao cap ((o hai) OR (o lai)) viet nam ) or ( chuong trinh cau danh va cac mau co dai viet nam ))))".
• Adding a wildcard symbol may retrieve word variants: (( cong trinh may doanh va cac cap ((so oi) or (so o)) viet nam ) or ((( chuong trinh ((cham anh) or (pham hanh)) va dao cap ((o hai) OR (o lai)) viet nam ) or ( chuong trinh cau danh va cac mau co dai viet nam ))))*.