Perhaps you should try some spelling variations:
personal communication » interpersonal communication
informations 6.5.2 » information 1.5.2, information 3.5.2, information 6.5.6
technologies 4 » technologies _
4 informations » 4 information, 2 informations, 3 informations
how personal » from personal, a personal, 1 personal
3 developing » 3 development
developing a » developing _
6.5.2 how » 6.5.3 how
a access » 2 access, 3 access, 4 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 informations 6.5.2 how personal communication costs 3 developing a access.*.