Perhaps you should try some spelling variations:
comunicaci » comunicacio, comunicar, comunica
comunicacion » comunicacioon, comunicaron, comunicaon
comunicao » comunicado, comunicar, comunica
comunicaon » comunicadon, comunicarn, comunican, comunicacon, comunication
comunicarnos » comunitarios, comunicativos, comunicar
comunicaron » comunicacon, comunication, comunicar
communicating » communications, communication, communicative

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((comunicaci or ((comunicao or comunicao) or comunicarnos)) or (((comunicacion OR comunicaron) or comunicaon) or communicating)){acute}o.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((comunicaci OR ((comunicao OR comunicao) OR comunicarnos)) OR (((comunicacion OR comunicaron) OR comunicaon) OR communicating)){acute}o..
• The words AND, OR and NOT may confuse the search; try adding quotes: "((comunicaci or ((comunicao or comunicao) or comunicarnos)) or (((comunicacion OR comunicaron) or comunicaon) or communicating)){acute}o.".
• Adding a wildcard symbol may retrieve word variants: ((comunicaci or ((comunicao or comunicao) or comunicarnos)) or (((comunicacion OR comunicaron) or comunicaon) or communicating)){acute}o.*.