Perhaps you should try some spelling variations:
technologies further » technologies other, technologies authors, technologies barriers
further information » customer information
cell communication » cell communications, oral communication, verbal communication
information 23 » information 2.3, information 2, information 3
4 developing » 3 developing
und cell » unit cell, dna cell, ne cell
costs 4 » costs _, costs a, costs 4.2
23 und » 13 und

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

• Adding a wildcard symbol may retrieve word variants: technologies further information 23 und cell communication costs 4 developing _ real.*.