Perhaps you should try some spelling variations:
deux developpements » des developpements, de developpement, du developpement
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpements de » developpement de, developpement des, developpement du
technology used » technology use, technology based, technology users
inflation state » inflation starts, inflation rate, simulation state
used inflation » und inflation, cases inflation, musil inflation
state shares » trade shares, state space, state series
shares 2.1 » shares 5.1, shares 9.1, shares 9.10
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology used inflation state shares 2.1 communication a deux developpements de afrique.*.