Perhaps you should try some spelling variations:
clean development » human development, urban development
variations from » deviations from, variations across
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
its variations » cost variations, rate variations, _ variations
development en » developpement en, development menu, development eco
information 2 » information 3
from clean » from chilean, from clay, from nuclear
der its » der ias, der items, der ifis
2 der » _ der

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

• Adding a wildcard symbol may retrieve word variants: technologies de information 2 der its variations from clean development en afrique.*.