Perhaps you should try some spelling variations:
13.3 communication » 1.3 communication, 3.3 communication, 13.3.9 communication
inflation rates » inflation rate
technologien i » technologien im, technologien _, technologien 1
i inflation » iv inflation, _ inflation, 2 inflation
des afrique » en afrique, de l'afrique
rates case » rates cape, states case, rates east
case 13.3 » case 3.3, care 13.3, case 10.3

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

• Adding a wildcard symbol may retrieve word variants: technologien i inflation rates case 13.3 communication costs _ developpement des afrique.*.