Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
des developpements » deux developpements, de developpement, et developpements
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpements de » developpement de, developpement des, developpement du
inflation from » inflation rob, information from, inflation gross
from price » from rice, from pride, from pre
price 3.1 » prices 3.1, rice 3.1, price 3.2
mode des » mode de, code des, mode der

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation from price 3.1 communication mode des developpements de l'afrique.*.