Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.5.2 » information 1.2, information 2
set developpement » et developpement, de developpement, le developpement
technologies ct » technologies co, technologies art, technologies bit
developpement l » developpement il, developpement la, developpement de
ct information » cost information, get information, iot information
l afrique » en afrique
1.5.2 do » 1.5.2 die, 1.5.2 _, 1.5.2 a
do oral » do rural, who oral
a set » _ set

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

• Adding a wildcard symbol may retrieve word variants: technologies ct information 1.5.2 do oral communication a set developpement l afrique.*.