Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
case communication » based communication, scale communication, face communication
leur developpement » le developpement, deux developpements, de developpement
information 4.5.2 » information 1.5.2, information 4.3.2, information 3.5.2
developpement du » developpement de, developpement des, developpement et
pt information » ct information, plot information, get information
technology pt » technology 1, technology 3, technology 4
4.5.2 area » 4.3.1.2 area, 4.3.2.2 area, 4.5.2 stream
du afrique » en afrique, l afrique, de l'afrique
area case » areas case, area based

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

• Adding a wildcard symbol may retrieve word variants: technology pt information 4.5.2 area case communication based leur developpement du afrique.*.