Perhaps you should try some spelling variations:
das developpements » des developpements, deux developpements, de developpement
rate information » trade information, care information, age information
information need » information needs, information needed, information speed
technology rate » technology state, technology role, technology related
need 1 » needs 1, need _, need a
1 mass » a mass
a das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technology rate information need 1 mass communication a das developpements _ america.*.