Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
urban development » human development
information oder » information der, information model, information code
technologies 4 » technologies _
4 information » 2 information, 1 information
costs urban » cost urban, across urban, crisis urban
oder des » oder der, oder das, oder den
des data » das data, dhs data, dns data

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 4 information oder des data communications costs urban development _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies 4 information oder des data communications costs urban development _ afrique.*.