Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
technologies 2.1 » technologies _, technologies 4, technologies a
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
2.1 information » 3.1 information
information der » information oder, information does, informatik der
4 communication » 3 communication, 5.4 communication, de communication
barriers le » barriers law, barriers key, barriers _
la afrique » l afrique, la fabrique, en afrique
der dogs » der does, der das, der dbs
dogs 4 » dogs _, logs 4, dogs 2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information der dogs 4 communication barriers le developpement la afrique.*.