Perhaps you should try some spelling variations:
personas communications » personal communications, personal communication, personal communicator
communications costs » communication costs, communications _
information 2.2.2 » information 12.2.2, information 2.3.2, information 3.2.2
technologien der » technologien des, technologie der, technologien fur
der information » insider information, sector information, labor information
des personas » des personals, de personas, des personal
developing 4 » developing _, developing a, developing e
2.2.2 des » 12.2.2 des, 2.2.2 das, 2.2.2 der
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien der information 2.2.2 des personas communications costs _ developing 4 areas.*.