Perhaps you should try some spelling variations:
visual communication » oral communication, personal communication
die d'informations » de l'information, die information, flux d'informations
d'informations sur » d'information pour
technologie die » technologie de, technologie im, technologie der
developing west » developing tests, developing waste, developing east
4 developing » 3 developing
how visual » new visual, his visual, non visual
sur how » suber how, four how, your how
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologie die d'informations sur how visual communication costs 4 developing west africa.*.