Perhaps you should try some spelling variations:
technology change » technological change, technological changes
2.3 communication » 3.2 communication, de communication, 4 communication
change inflation » change information, change innovation, change simulation
rice development » mine development, site development, service development
development li » development lid, development lie, development lin
rate scarce » water scarce, data scarce, made scarce
scarce 2.3 » source 2.3, scarce 3
costs rice » costs rise, cost price, costs risk
li afrique » 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 change inflation rate scarce 2.3 communication costs rice development li afrique.*.