Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology right » technology rights, technology high, technology rich
right infection » right insertion, right intention, right direction
infection rates » inflation rates
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
rates pt » states pt, rates _, rates a
costs a » costs _, costs 4
pt 3.2 » lt 3.2, μt 3.2, plot 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology right infection rates pt 3.2 communication costs a developpement l afrique.*.