Perhaps you should try some spelling variations:
der communication » de communication, under communication, debt communication
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing 4 » developing _, developing a, developing e
can des » can best, plan des, can deal
4 areas » 1 areas, 2 areas, 4 areal
can de » can do, can code, can deal

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien _ information ((can des) OR (can de)) der communication costs 4.2 developing 4 areas.~".
• Adding a wildcard symbol may retrieve word variants: technologien _ information ((can des) OR (can de)) der communication costs 4.2 developing 4 areas.*.