Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
development banks » development bank
aids information » chandos information, series information
information 2 » information 3
4 development » 2 development, 4 developing
banks africa » bank's africa, bank africa, bank african
non oral » non oil, non arab
costs 4 » costs _, costs a, costs 4.2
2 non » _ non, a non, 3 non

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologien aids information 2 non oral communication costs 4 development banks africa.~.
• Adding a wildcard symbol may retrieve word variants: technologien aids information 2 non oral communication costs 4 development banks africa.*.