Perhaps you should try some spelling variations:
information state » information states, information space, information staat
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement en » developpement et, developpement des, developpement de
end information » und information, nd information, trend information
a developpement » au developpement, de developpement, le developpement
technology end » technology e, technology e.g, technology era
space 3.1 » space 2.1, space 3.2, space 3.3
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology end information state space 3.1 communication costs a developpement en afrique.*.