Perhaps you should try some spelling variations:
informational gaps » information gaps, information gap, informational _
oral communication » personal communication
2 informational » _ informational, 8 informational, i informational
technologies 2 » technologies _, technologies 4
3 development » 2 development
development e » development 1, development eco, development 11
gaps der » kamps der, dass der, das der
der oral » der moral, der ort, der orte
e access » 2 access, 3 access, 4 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 informational gaps der oral communication costs 3 development e access.*.