Perhaps you should try some spelling variations:
chuong trinh » cong trinh
trinh han » trinh quan
trinh cac » trinh cau, trinh chat, trinh chao
tap cong » tmcp cong, cac cong, cao cong
cap cong » cac cong, cao cong, cau cong
soi viet » so viet, hoi viet, oi viet
benh va » benh ve, benh dai, benh tai
han anh » phan anh, han danh, nhan anh
hanh va » hang va, hanh vi
cho toi » cho tuoi, cho moi, cho doi
cac cap » cao cap, cac cam, cac cau
cho soi » cho moi, cho doi, cho son
bang va » hang va, ban va, trang va

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 han anh va cac cap ((cho soi) or (cho toi)) viet nam ) or ( chuong trinh cac ((((benh va) or (bang va))) or (hanh va)) cac ((cap cong) or (((tap cong) OR (tap co)))) soi viet nam ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chuong trinh han anh va cac cap ((cho soi) OR (cho toi)) viet nam ) OR ( chuong trinh cac ((((benh va) OR (bang va))) OR (hanh va)) cac ((cap cong) OR (((tap cong) OR (tap co)))) soi viet nam )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( chuong trinh han anh va cac cap ((cho soi) or (cho toi)) viet nam ) or ( chuong trinh cac ((((benh va) or (bang va))) or (hanh va)) cac ((cap cong) or (((tap cong) OR (tap co)))) soi viet nam ))".
• Adding a wildcard symbol may retrieve word variants: (( chuong trinh han anh va cac cap ((cho soi) or (cho toi)) viet nam ) or ( chuong trinh cac ((((benh va) or (bang va))) or (hanh va)) cac ((cap cong) or (((tap cong) OR (tap co)))) soi viet nam ))*.