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
technology end » technology e, technology e.g, technology era
state spaces » state space, safe spaces, state shares
spaces 3.1 » spaces 1.1, spaces 2.1, space 3.1

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 spaces 3.1 communication costs _ developpement en afrique.*.