Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
aids information » chandos information, series information
developpement il » developpement de, developpement et, developpement du
technology aids » technology a, technology age, technology asia
3.2 practice » 3.2 practices, 3.1 practice, 3.3 practice
practice 2.3 » practices 2.3, practice 12.3, practice 2.5
il afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology aids information 3.2 practice 2.3 communication costs _ developpement il afrique.*.