Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
some development » sme development, women development, site development
technology need » technology needs, technology never, technology new
need education » needs education, led education, based education
development de » development d, development ds, developpement de
costs some » cost some
law rate » low rate, flow rate, law state
rate 3.2 » rates 3.2, rate 4.2, rate 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology need education law rate 3.2 communication costs some development de l'afrique.*.