Perhaps you should try some spelling variations:
information officers » information services
verbal communication » nonverbal communication, virtual communication, oral communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
officers 3.9 » officers _, office 3.1, office 3.7
a developing » a development
3.9 verbal » 1.1 verbal, 3 verbal, 7.2 verbal
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information officers 3.9 verbal communication costs a developing _ areas.*.