Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.1.2 » information 13.1.2, information 1.5.2, information 1.2.2
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
1.1.2 why » 11.1.2 why, 17.1.2 why, 11.2 why
why oral » why rural, why deal

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

• Adding a wildcard symbol may retrieve word variants: technologies co information 1.1.2 why oral communication _ le developpement en afrique.*.