Perhaps you should try some spelling variations:
communication series » communication services, communication systems, communication skills
a communication » la communication, data communication, data communications
technology 3.2 » technology 2.2, technology 3.1, technology 2
3.2 inflation » 12 inflation, 2.3 inflation, 3.2 isolation
1 afrique » l afrique, en afrique, 1 enrique
price a » price _, price 3, price cap
drug » drugs

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

• Adding a wildcard symbol may retrieve word variants: technology 3.2 inflation _ price a communication series drug development 1 afrique.*.