Perhaps you should try some spelling variations:
duelo editorial » duo editorial, delos editorial, cuerpo editorial
del editorial » el editorial, de editorial, delos editorial
la editorial » alba editorial, red editorial, xxi editorial
y mediana » y medianas
de duelo » del duelo, de suelo, de vuelo
y media » y medio, y medidas, y medios

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( y media, de duelo editorial. ) OR ( y mediana, ou ((del editorial) OR (la editorial)). ))~.
• Adding a wildcard symbol may retrieve word variants: (( y media, de duelo editorial. ) or ( y mediana, ou ((del editorial) or (la editorial)). ))*.