Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
technology trade » technology trends, technology transfer, technology transfers
mine development » sme development, trade development, business development
integration our » integration oder, integration over, integration oecd
development lie » development life, development li, development lid
lie afrique » l afrique
costs mine » costs money, costs timing
our case » four case, your case, four cases
case 2.3 » case 3, case 4.1, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology trade integration our case 2.3 communication costs mine development lie afrique.*.