Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.2 communications » 3.2 communication, 3.1 communications, 4.2 communications
inflation rates » inflation rate
technology und » technology fund, technology used, technology use
und inflation » _ inflation, low inflation, der inflation
developing l2 » developing _, developing a, developing e
4 developing » 3 developing
rates where » states where, cases where, places where
l2 afrique » l afrique, en afrique
where 3.2 » where 3.1, here 3.7, ware 3.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology und inflation rates where 3.2 communications costs 4 developing l2 afrique.*.