Perhaps you should try some spelling variations:
das developpements » des developpements, deux developpements, de developpement
6.1 communication » 4.1 communication, 1.1 communication, 3.1 communication
developpements l » developpements de, developpement il, developpement la
technology end » technology e, technology e.g, technology era
end inflation » und inflation, read inflation, aid inflation
targeting a » targeting _, targeting how
l afrique » en afrique
a 6.1 » a 4.1
a das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technology end inflation targeting a 6.1 communication a das developpements l afrique.*.