Perhaps you should try some spelling variations:
oral communication » personal communication
tools information » models information, pooled information, does information
die developpement » de developpement, le developpement, du developpement
technology tools » technology thesis
developpement et » developpement des, developpement de, development east
information 1.2 » information 1.5.2, information 2
et afrique » en afrique, l afrique
do oral » do rural, who oral
1.2 do » 17.2 do, 5.2 do, 1.2 de

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

• Adding a wildcard symbol may retrieve word variants: technology tools information 1.2 do oral communication _ die developpement et afrique.*.