Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication cost » communication costs, communication costa, communications costs
information 1.3 » information 14.3, information 1.2, information 10.4
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
ein personal » ein persona, non personal, e personal
developing 4 » developing _, developing a, developing e
cost 3.2 » cost 2.4
1.3 ein » 5.3 ein, 4.3 ein, 6.3 ein
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: technologies _ information 1.3 ein personal communication cost 3.2 developing 4 areas.*.