Perhaps you should try some spelling variations:
technologies authors » technologies methods, technologies cohort, technology author
trade developments » trade development, rate developments, price developments
communication 3.3 » communication _, communication a, communication 1
3 communication » 4 communication, de communication, data communication
formulacion de » formulation des, formacion de, formulation _
developments 3 » developments _, developments 4, developments pt
de losses » debt losses, net losses, de lesseps
3.3 trade » 5.3 trade, 5.3.3 trade, 12.3 trade
3 afrique » l afrique, en afrique
losses 3 » losses _, losses 7, losses a

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

• Adding a wildcard symbol may retrieve word variants: technologies authors formulacion de losses 3 communication 3.3 trade developments 3 afrique.*.