Perhaps you should try some spelling variations:
video communication » radio communication, de communication, provider communication
communication cross » communication costs
key developpement » de developpement, le developpement, et developpement
math information » catch information, much information, health information
developpement de » developpement des, developpement durable
technology math » technology paths, technology mit, technology make
de afrique » de l'afrique, en afrique, l afrique
von video » von vier
cross key » across key, class key, cross sea

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

• Adding a wildcard symbol may retrieve word variants: technology math information _ von video communication cross key developpement de afrique.*.