Perhaps you should try some spelling variations:
25.7 communication » 2.7 communication, 2.3 communication, 2.2 communication
technology choice » technology change
choice inflation » choice information, price inflation
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
inflation rates » inflation rate
de afrique » de l'afrique, en afrique, l afrique
have 25.7 » care 25.7, have 5.3
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology choice inflation rates have 25.7 communication costs au developpement de afrique.*.