Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
3.2 communication » 3 communication, 2.3 communication, de communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
technology gaps » technology gap
inflation taxes » inflation rates, inflation tax, inflation targets
gaps inflation » has inflation, grade inflation, rapid inflation
taxes race » wages race, taxes reduce
de afrique » de l'afrique, en afrique, l afrique
race 3.2 » race 3.7, race 4.2, rice 3.2
costa et » acosta et, costa e, costa del

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation taxes race 3.2 communication costa et developpement de afrique.*.