Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
3.2 communication » 3 communication, 2.3 communication, de communication
technology price » technology rich, technology voice, technology service
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
inflation wages » inflation rates, inflation taxes, inflation targets
wages race » wages trade, wage rate, wages case
race 3.2 » race 3.7, race 4.2, rice 3.2
costo le » costo e, costo del

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation wages race 3.2 communication costo le developpement de l'afrique.*.