Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technologies 1 » technologies _, technologies 4, technologies 2
creacion one » creacion de, creation de, creacion y
1 creacion » 3 creacion, 4 creacion, y creacion
barriers a » barriers _, barrier _
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 creacion one does de communication barriers a developpement en afrique.*.