Perhaps you should try some spelling variations:
persona communicator » personal communicator, personal communication, personal communications
communicator costs » communication costs, communications costs, communication costa
information 2.2 » information 1.2, information 2.7, information 2.2.2
technologies 2 » technologies _, technologies 4
4 developing » 3 developing
des persona » des personal, de persona, des personals
2.2 des » 2.2 der, 2.2 das, 2.2 deep
costs 4 » costs _, costs a, costs 4.2

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 des persona communicator costs 4 developing _ areas.*.