Perhaps you should try some spelling variations:
scales communication » scale communication, states communications, called communication
information content » information contents, information centers, information centre
technologies de » technologies _, technologies 4, technologies 2
2.1 development » 3.1 development, 2.3 development, 2.2 development
de information » die information, de informacion, e information
content i » content _, content 1, content 3
costs 2.1 » costs 2.3, costs 4.1, costs 2.2
i scales » _ scales, 2 scales, iii scales

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

• Adding a wildcard symbol may retrieve word variants: technologies de information content i scales communication costs 2.1 development 1 africa.*.