Perhaps you should try some spelling variations:
lex developpement » le developpement, leur developpement, de developpement
developpement de » developpement des, developpement durable
conversion from » conclusion from, conversion factor
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
information 3 » information 2
die land » die lange, die lage
from lex » from le, from lep, from leaf
3 die » 2 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 3 die land conversion from lex developpement de l'afrique.*.