Perhaps you should try some spelling variations:
technology change » technological change, technological changes
change innovation » change information, chain innovation, trade innovation
innovation table » innovation taste, innovation tools, innovation trade
13 communication » 3 communication, 1 communication, 10 communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
costs de » costs _, costs 4, costs a
table a » table _, table 1, table 4
a 13 » a 1.3, am 13, ca 13

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

• Adding a wildcard symbol may retrieve word variants: technology change innovation table a 13 communication costs de developpement en afrique.*.