Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
cases development » case development, careers development, changes development
development five » development firm, development figure, development driven
communication 4 » communication _, communication a, communication 3
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
five african » from african, four african, six african
costs d1 » costs 1, costs 4.1, costs 2.1
d1 human » 1 human, 11 human, do human
4 cases » 4 case, 19 cases

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

• Adding a wildcard symbol may retrieve word variants: technologies a information costs d1 human communication 4 cases development five african.*.