Perhaps you should try some spelling variations:
communication model » communication media
true communication » truth communication, time communication, stroke communication
integrating world » integrated world, integrating area, integrating land
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
4.1 integrating » 4.12 integrating, 4.2 integrating, 4.3 integrating
technology 4.1 » technology 3.1, technology 2.1, technology 1
de afrique » de l'afrique, en afrique, l afrique
model le » model led, model law, model 1

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

• Adding a wildcard symbol may retrieve word variants: technology 4.1 integrating world _ true communication model le developpement de afrique.*.