Perhaps you should try some spelling variations:
space integration » spaces integration, scale integration, trade integration
integration white » integration what, integration wie, integration wage
3.2 communication » 3 communication, 2.3 communication, de communication
technology space » technology state, technology scale, technology impact
developpement en » developpement et, developpement des, developpement de
white male » white maize
male 3.2 » table 3.2, scale 3.2, cile 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology space integration white male 3.2 communication costs _ developpement en afrique.*.