Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
5.2 communication » 3.2 communication, 6.2 communication, 2.2 communication
du developpement » de developpement, le developpement, et developpement
information und » informations und
developpement l » developpement il, developpement la, developpement de
a information » 2 information, 1 information
technology a » technology 1, technology 3, technology 4
und range » nd range, und lange, und zwange
range 5.2 » range 6.2, range 4.5.2, range 5.7.2
l afrique » en afrique
based du » based dm, based drug, based dna

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

• Adding a wildcard symbol may retrieve word variants: technology a information und range 5.2 communication based du developpement l afrique.*.