Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
information 1820 » information d820, information 1.2, information 1.2.2
development east » development southeast, development 1
technologies de » technologies _, technologies 4, technologies 2
communication 1 » communication _, communication a, communication 3
de information » die information, de informacion, e information
le development » e development, ce development, le developpement
east afrique » east africa, east african, en afrique
de voice » de voce, de voie, new voice
1820 de » 1420 die, 1720 die, 1829 die
1 le » 1 les, 1 la, 3 le

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

• Adding a wildcard symbol may retrieve word variants: technologies de information 1820 de voice communication 1 le development east afrique.*.