Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information 1.2 » information 1.5.2, information 2
4 developing » 3 developing
goes oral » goes viral
1.2 goes » 1.2 goals, 1.2 goal
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 1.2 goes oral communication costs 4 developing _ access.*.