Perhaps you should try some spelling variations:
communication codes » communication modes, communication costs, communication model
deal communication » real communication, oral communication, cell communication
information 3.5.2 » information 1.5.2, information 3.2.2, information 3.3.2
technologie und » technologies 2.1
und information » fund information, road information, award information
developing ones » developing areas, developing e, developing concepts
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
ones access » one access, does access, nets access
3.5.2 who » 3.5.2 two, 3.5.2 how
codes 2.4 » codes 6.4, code 2.1, code 2.3
who deal » who fell, lbo deal, who beat

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

• Adding a wildcard symbol may retrieve word variants: technologie und information 3.5.2 who deal communication codes 2.4 developing ones access.*.