Perhaps you should try some spelling variations:
model developpement » model development, de developpement, model developments
4 communication » 3 communication, 5.4 communication, de communication
technology dlt » technology data, technology debts, technology 21st
dlt inflation » der inflation, die inflation, d inflation
costs model » cost model, cost models, costs money
des afrique » en afrique, de l'afrique
rate space » state space, trace space, safe space
space 4 » space _, space a, space 1

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

• Adding a wildcard symbol may retrieve word variants: technology dlt inflation rate space 4 communication costs model developpement des afrique.*.