Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
csr communications » csr communication, cell communications, chad communications
infection ratio » infection rates, infection rate, infection data
technology gap » technology 1, technology 2.2, technology 3
development li » development lid, development lie, development lin
gap infection » lato infection, pain infection, past infection
4 development » 2 development, 4 developing
ratio price » option price
li afrique » l afrique, en afrique
price csr » price cost, price cap
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology gap infection ratio price csr communications costs 4 development li afrique.*.