Perhaps you should try some spelling variations:
2.1.3 integration » 7.1.3 integration, 2.1 integration, 2.4.2 integration
technology 2.1.3 » technology 2.1.1, technology 2.1.2, technology 2.2.3
integration cane » integration can, integration case, integration changed
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
cane race » age race, hand race, mine race
race mass » rate mass, race class, face masks
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 2.1.3 integration cane race mass communication costs a developpement en afrique.*.