Perhaps you should try some spelling variations:
4 communication » 3 communication, 5.4 communication, de communication
per development » power development, spur development, oer developments
development lie » development life, development li, development lid
lie afrique » l afrique
costs per » cost per
human 4 » human _, human e, human 3

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information about human 4 communication costs per development lie afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies _ information about human 4 communication costs per development lie afrique.*.