Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology 10 » technology 110, technology 1, technology 11
10 inflation » 12 inflation, 10.7 inflation, _ inflation
inflation a » inflation _, inflation tax, inflation rate
prices 4.1 » price 4.1, prices 2.1, prices 3.1
de afrique » de l'afrique, en afrique, l afrique
a prices » a price, 2 prices, gas prices
case le » case l, case la, case like

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

• Adding a wildcard symbol may retrieve word variants: technology 10 inflation a prices 4.1 communication case le developpement de afrique.*.