Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
inflation target » inflation targeting, inflation rate, inflation rates
from inflation » food inflation, from isolation, from information
developing l2 » developing _, developing a, developing e
target where » targets where, market where, target werte
l2 afrique » l afrique, en afrique
where 6.2 » where 3.2, sphere 6.2, where 3.1

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

• Adding a wildcard symbol may retrieve word variants: technology from inflation target where 6.2 communication costs _ developing l2 afrique.*.