Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.1 communications » 4.1 communication, 3.1 communications, 4.1 communicating
developpement de » developpement des, developpement durable
technology week » technology what
week inflation » peak inflation, gegen inflation, der inflation
rate range » rate change, age range, rate changes
de afrique » de l'afrique, en afrique, l afrique
range 4.1 » range 2.1, change 4.1, ranges 2.1

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

• Adding a wildcard symbol may retrieve word variants: technology week inflation rate range 4.1 communications costs _ developpement de afrique.*.