Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologies case » technologies based, technologies can, technologies create
case information » care information, based information, phase information
information a » information age, information about
13 developing » 1.3 developing, 3 developing, 1 developing
des personal » des personals, der personal, das personal
developing a » developing _
costs 13 » costs 1, costs 3, costs 12.3
a arenas » _ arenas, a areas, 11 arenas
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies case information a des personal communication costs 13 developing a arenas.*.