Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
4.2 developpement » 4.2 development, de developpement, le developpement
math information » catch information, much information, health information
technology math » technology paths, technology mit, technology make
developpement l » developpement il, developpement la, developpement de
information 1 » information 2, information 3, information 3.2
mass based » mams based, mas based, class based
l afrique » en afrique
1 mass » a mass

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

• Adding a wildcard symbol may retrieve word variants: technology math information 1 mass based communications costs 4.2 developpement l afrique.*.