Perhaps you should try some spelling variations:
plants competition » plan competition, plants compensation, arts competition
zum developpement » du developpement, au developpement, ou developpement
developpement de » developpement des, developpement durable
technology led » technology land, technology law, technology 1
led innovation » und innovation, der innovation, based innovation
de africa » does africa, de america, use africa

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 led innovation ((4 time) OR (3 time)) plants competition _ zum developpement de africa.~".
• Adding a wildcard symbol may retrieve word variants: technology led innovation ((4 time) OR (3 time)) plants competition _ zum developpement de africa.*.