Perhaps you should try some spelling variations:
comunicaci » comunicacio, comunica, comunicativa
comunicacion » comunicacioon, comunicaon, comunicativaon
comunicar » comunidad
comunicaro » comunidado, comunicado, comunicarnos, comunicacio
comunicaron » comunidadon, comunicadon, comunicarnosn, comunicacion, comunicacon, comunicarnos, comunication
communications » comunicaciones, comunicativas

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: (((comunicaci OR comunicar) OR ((comunicaro OR comunicaro) OR comunicaro)) OR ((comunicacion OR comunicaron) OR (communication OR communications))){acute}o.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((comunicaci OR comunicar) or ((comunicaro or comunicaro) or comunicaro)) or ((comunicacion or comunicaron) or (communication or communications))){acute}o.~".
• Adding a wildcard symbol may retrieve word variants: (((comunicaci OR comunicar) or ((comunicaro or comunicaro) or comunicaro)) or ((comunicacion or comunicaron) or (communication or communications))){acute}o.*.