Perhaps you should try some spelling variations:
based information » basic information, based innovation, land information
clean development » human development, urban development
information need » information needs, information needed, information speed
efforts clean » efforts dean, exports clean, efforts real
china april » china africa
need one » need more, need only

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology based information need one _ communication efforts clean development china april.~.
• Adding a wildcard symbol may retrieve word variants: technology based information need one _ communication efforts clean development china april.*.