Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
2.14 communication » 2.4 communication, 5.4 communication, 2.3 communication
technology case » technology based, technology can, technology change
del development » model development, delta development, well development
case selection » sample selection
selection data » collection data, selection a
development l » development li, development 1, development law
data space » data spaces, data sparse, data scarce
space 2.14 » space 2.1, space 1.1.4, space 2.1.2
costo del » costa del, cose del, costo e
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology case selection data space 2.14 communication costo del development l afrique.*.