Perhaps you should try some spelling variations:
oral communication » personal communication
tools information » models information, pooled information, does information
technology tools » technology thesis
information 17.2 » information 1.2, information 15.2, information 11.2
du developpement » de developpement, le developpement, et developpement
developpement la » developpement de, developpement et, developpement du
communication 2 » communication _, communication a, communication 3
la afrique » l afrique, la fabrique, en afrique
17.2 2 » 17.2 _
2 oral » _ oral, 4 oral
2 du » 2 zu, 2 de, 2 eu

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

• Adding a wildcard symbol may retrieve word variants: technology tools information 17.2 2 oral communication 2 du developpement la afrique.*.