Perhaps you should try some spelling variations:
space integration » spaces integration, scale integration, trade integration
5.2 communication » 3.2 communication, 6.2 communication, 2.2 communication
technology space » technology state, technology scale, technology impact
integration work » integrating world, integration framework, integration 3
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
work race » work place, work space, work re
race 5.2 » race 4.2, france 5.2, space 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology space integration work race 5.2 communication costs _ developpement de afrique.*.