Perhaps you should try some spelling variations:
personal communication » interpersonal communication
und informations » und information, und informationen, fund information
technologie und » technologies 2.1
3.5 developing » 3.3 developing, 3.2 developing, 1.5 developing
des personal » des personals, der personal, das personal
costs 3.5 » costs 4.2, costs 4.4, costs 2.3
und des » und der

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

• Adding a wildcard symbol may retrieve word variants: technologie und informations und des personal communication costs 3.5 developing _ access.*.