Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
technology world » technology work, technological world, technology working
population space » population share, population since, population impact
developpement du » developpement de, developpement des, developpement et
3 communication » 4 communication, de communication, data communication
communication 2 » communication _, communication a, communication 3
space space » space place, place space, space race
du afrique » en afrique, l afrique, de l'afrique
space 3 » space _, space a, space 1
2 leur » a leur

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

• Adding a wildcard symbol may retrieve word variants: technology world population space space 3 communication 2 leur developpement du afrique.*.