Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
en developpement » et developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
table prices » stable prices, cattle prices, maize prices
prices 4.1 » price 4.1, prices 2.1, prices 3.1
de afrique » de l'afrique, en afrique, l afrique
costa en » costa e, costa leon, acosta et

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information table prices 4.1 communication costa en developpement de afrique.*.