Perhaps you should try some spelling variations:
technological chandos » technological changes, technological change, technological trends
chandos information » change information
5.3 communication » 2.3 communication, 4.3 communication, 1.3 communication
information can » information case, information 1, information 1.2
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
can case » can cause, can cash, can care
case 5.3 » case 2.3, case 5.2, case 3.3
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: technological chandos information can case 5.3 communication costs a development li afrique.*.