Perhaps you should try some spelling variations:
communications services » communication services, communication series, telecommunications services
2 communications » 2 communication, 3 communications, 4 communications
do developpement » de developpement, du developpement, le developpement
developpement de » developpement des, developpement durable
technologies a » technologies _, technologies 4, technologies 2
total factors » total factor, local factors, social factors
factors und » factors united, factors using
services do » services de, services du, services does
de africa » does africa, de america, use africa
a total » _ total
und 2 » und 20, und 21, und _

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

• Adding a wildcard symbol may retrieve word variants: technologies a total factors und 2 communications services do developpement de africa.*.