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

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 informational gaps der oral communication costs _ developing 2 access.*.