Perhaps you should try some spelling variations:
3.2.3 communication » 2.2.3 communication, 3.2.3.2 communication, 3.2 communication
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
technology age » technology usage, technology wages, technology a
age inflation » wage inflation, wages inflation, area inflation
rates file » rates figure
file 3.2.3 » chile 3.2.3, file 2.4.3, profile 3.2.3

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• Adding a wildcard symbol may retrieve word variants: technology age inflation rates file 3.2.3 communication _ le developpement en afrique.*.