Perhaps you should try some spelling variations:
technologies have » technologies case, technologies based, technologies a
39 communication » 3 communication, 9 communication, 19 communication
developpement de » developpement des, developpement durable
have inflation » wage inflation, age inflation, has inflation
inflation data » inflation rate, infection data, inflation das
de afrique » de l'afrique, en afrique, l afrique
data race » data rate, data rates
race 39 » race 3.7

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

• Adding a wildcard symbol may retrieve word variants: technologies have inflation data race 39 communication costs _ developpement de afrique.*.