Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
communication cost » communication costs, communication costa, communications costs
information 2.2.2 » information 12.2.2, information 2.3.2, information 3.2.2
technologies 2 » technologies _, technologies 4
development 2 » development 1, development 2.1, development 2.3
die persona » die person, de persona, die personale
2.2.2 die » 2.2.1 die
2 areas » 1 areas, 2 areal, 4 areas
cost a » cost _, cost 4, cost 5

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2.2.2 die persona communication cost a development 2 areas.*.