Perhaps you should try some spelling variations:
communication model » communication media
true communication » truth communication, time communication, stroke communication
leur developpement » le developpement, deux developpements, de developpement
integrating world » integrated world, integrating area, integrating land
developpement en » developpement et, developpement des, developpement de
12 integrating » 1 integrating, 10 integrating, 2 integrating
technology 12 » technology 1.2, technology 1, technology 2
model leur » model learn, model led, model linear
world 3 » world _, world a, world 1
3 true » _ true, a true, 1 true

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

• Adding a wildcard symbol may retrieve word variants: technology 12 integrating world 3 true communication model leur developpement en afrique.*.