Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
development japan » development company
aids information » chandos information, series information
information our » information oder, information och, information source
4 development » 2 development, 4 developing
japan african » japan africa, japan american, pan african
knew oral » knew moral, new oral, new moral
our knew » our new, our knees
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: technologien aids information our knew oral communication costs 4 development japan african.*.