Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
de transformation » die transformation, e transformation, 1 transformation
transformation a » transformation _
technologie de » technologies de, technologie der, technologie die
der personal » der personalen, der personen, der person
developing e » developing _, developing a, developing east
e areal » _ areal, 2 areal, 4 areal
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologie de transformation a der personal communications costs _ developing e areal.*.