Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
trade information » price information, private information, trade integration
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
technology trade » technology trends, technology transfer, technology transfers
information wage » information age, information war, information wants
de developpement » sme development
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
rates 3.5 » rates 4.5, rates 3.2, rates 5.5
costa de » costa del, costa 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 trade information wage rates 3.5 communication costa de developpement de afrique.*.