Perhaps you should try some spelling variations:
2 communication » 3 communication, 4 communication, 1 communication
technology 4ir » technology 4, technology 4.1, technology 4.2
targeting file » targeting bile, targeting fit, targeting wide
4ir inflation » der inflation, die inflation, aid inflation
developing l2 » developing _, developing a, developing e
3 developing » 3 development
l2 afrique » l afrique, en afrique
costs 3 » costs _, costs 4, costs a
file 2 » file _, file 1

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir inflation targeting file 2 communication costs 3 developing l2 afrique.*.