Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
annex information » index information, channels information, syntax information
technology annex » technologies annex, technology age, technology access
3 developing » 3 development
developing 4 » developing _, developing a, developing e
der person » per person, der personen, older persons
about der » about dnr, about older, about dark
costs 3 » costs _, costs 4, costs a
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: technology annex information about der person communication costs 3 developing 4 areas.*.