Perhaps you should try some spelling variations:
choice information » price information, change information, device information
technology choice » technology change
information ratio » information nation, information matrix, information section
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
development li » development lid, development lie, development lin
ratio case » rating case, ratio cable, ratio scale
li afrique » l afrique, en afrique
case 4.2 » case 4.1, case 2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology choice information ratio case 4.2 communication costs a development li afrique.*.