Perhaps you should try some spelling variations:
integration rates » integration states, integration notes, integration roles
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
technology trade » technology trends, technology transfer, technology transfers
development li » development lid, development lie, development lin
rates races » rates rates, dates rates
li afrique » l afrique, en afrique
races 4.3 » races 1.3, races 6.3, faches 4.3
costs 2 » costs 20, 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 trade integration rates races 4.3 communication costs 2 development li afrique.*.