Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
technology 3.1 » technology 1, technology 2.2, technology _
inflation some » information some, inflation money, inflation rate
costs resource » cost resource, coastal resource, crisis resource
3.1 inflation » 3.2 inflation, 2.3.1 inflation, 2.3 inflation
development l » development li, development 1, development law
advice de » advice dr, advice key, advice _
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 3.1 inflation some advice de communication costs resource development l afrique.*.