Perhaps you should try some spelling variations:
das developpements » des developpements, deux developpements, de developpement
communication case » communications case, communication based, communication phase
2.3 communication » 3.2 communication, de communication, 4 communication
developpements en » developpement en, developpement et, developpements de
inflation target » inflation targeting, inflation rate, inflation rates
technology make » technology market, technology mara, technology more
make inflation » market inflation, wage inflation, age inflation
target file » target field, target while, target fish
file 2.3 » file 2.7, file 23, file 2.4.3
case das » case des, case case, case data

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

• Adding a wildcard symbol may retrieve word variants: technology make inflation target file 2.3 communication case das developpements en afrique.*.