Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
mineral development » mine development, rural development, mining development
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
development li » development lid, development lie, development lin
technology r » technology 1, technology 3, technology 4
r inflation » _ inflation, 2 inflation, 6 inflation
rate change » rate changes, price change
change 3.1 » change 2.1, change 3.2, change 1
li afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology r inflation rate change 3.1 communications costs mineral development li afrique.*.