Perhaps you should try some spelling variations:
technology human » technology how, technology help
human isolation » human evolution, human relation, human vocation
isolation class » isolation can, isolation care, isolation haus
4 developpement » de developpement, le developpement, et developpement
class price » cross price, class practice, class service
des afrique » en afrique, de l'afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology human isolation class price _ communication costs 4 developpement des afrique.*.