Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
infection ratio » infection rates, infection rate, infection data
amy development » key development, fly development, soy development
technology hiv » technology have, technology high, technology how
development l » development li, development 1, development law
ratio price » option price
costs amy » costs a
l afrique » en afrique
price de » price _, price 3, price a

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

• Adding a wildcard symbol may retrieve word variants: technology hiv infection ratio price de communication costs amy development l afrique.*.