Perhaps you should try some spelling variations:
communications theorie » communications theory, communication theory, kommunikation theorie
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
information 2.3 » information 12.3, information 1.3, information 2.2
technologies 1 » technologies _, technologies 4, technologies 2
theorie leur » theorie der, theorie zur, theories lead
2.3 does » 12.3 does, 2.4 does, 2.6 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 2.3 does _ communications theorie leur developpement en afrique.*.