Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
3.2 communication » 3 communication, 2.3 communication, de communication
technology usage » technology use, technology age, technology users
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
usage inflation » wage inflation, age inflation, usage information
inflation wage » inflation rate, inflation target, inflation rates
wage rules » wage rates, ge rules, rate rules
rules 3.2 » rules 4.2, rules 4.3
phase le » phase de, phase life, phase der

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

• Adding a wildcard symbol may retrieve word variants: technology usage inflation wage rules 3.2 communication phase le developpement de l'afrique.*.