Perhaps you should try some spelling variations:
technologies private » technologies create, technology private, technologies drivers
private variation » private irrigation, price variation, climate variation
et developpements » et developpement, des developpements, en developpement
variation across » variations across, education across, variation series
developpements l » developpements de, developpement il, developpement la
across key » across new, across eu
l afrique » en afrique
key mass » key basis, key case, sky mass

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

• Adding a wildcard symbol may retrieve word variants: technologies private variation across key mass communication _ et developpements l afrique.*.