Perhaps you should try some spelling variations:
technologies resource » technologies reduce
communication costs » communication systems, communication efforts, communication skills
clean development » human development, urban development, child development
allocation legal » allocation social, allocation model
development a » development _, development bank, development banks
legal de » legal code, legal age, legal _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies resource allocation legal de _ communication costs clean development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies resource allocation legal de _ communication costs clean development a afrique.*.