Perhaps you should try some spelling variations:
development state » development stage, developmental state, redevelopment state
formation d'un » formation des, creation d'un, formation en
1 development » 2 development, 3.1 development, mena development
technology 1 » technology _
state africa » trade africa
1 formation » 1.2 formation, de formation, en formation
media 1 » media _
i data » ii data, ai data, 1 data

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 1 formation d'un ((i data) OR (2 data)) communication media 1 development state africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 formation d'un ((i data) OR (2 data)) communication media 1 development state africa.*.