Perhaps you should try some spelling variations:
communication united » telecommunication united
2.3 communication » 3.2 communication, de communication, 4 communication
technology 3.2 » technology 2.2, technology 3.1, technology 2
development ds » development d, development does, development desd
3.2 inflation » 12 inflation, 2.3 inflation, 3.2 isolation
ds afrique » en afrique, l afrique, de l'afrique
a rice » _ rice, 3 rice, a richer
a rich » _ rich

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3.2 inflation ((a rice) OR (a rich)) 2.3 communication united _ development ds afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology 3.2 inflation ((a rice) OR (a rich)) 2.3 communication united _ development ds afrique.*.