Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
technologies 2 » technologies _, technologies 4
eine personal » refine personal, eine person, life personal
developing 4 » developing _, developing a, developing e
4.3.3 eine » 3.3.3 eine, 4.2.3 eine, 4.3.3 line
4 areal » 4 real, _ areal, 2 areal

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 4.3.3 eine personal communication costs _ developing 4 areal.*.