Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
developpement la » developpement de, developpement et, developpement du
technology high » technology rights, technology how, technology help
inflation cases » inflation causes, inflation crises, inflation rates
a developpement » au developpement, de developpement, le developpement
cases case » causes case, case case, crises case
la afrique » l afrique, la fabrique, en afrique
case 2.7 » case 2.3, case 2.1, case 2.2
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 high inflation cases case 2.7 communication costs a developpement la afrique.*.