Perhaps you should try some spelling variations:
cell communication » cell communications, oral communication, verbal communication
de developpement » sme development
can information » von information, von informationen
technology can » technology change, technology 1, technology 2.2
des afrique » en afrique, de l'afrique
der cell » der celen, does cell, dry cell
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology can information _ der cell communication costs de developpement des afrique.*.