Perhaps you should try some spelling variations:
parent interaction » patient interaction, agent interaction, patients interaction
technology parent » technology arena, technology parks, technology park
interaction gives » integration gives, interaction fiber, interaction modes
developpement du » developpement de, developpement des, developpement et
du africa » de africa, eu africa, 1 africa
gives a » lives a, give a, given a
a bet » a best, a bent, a beta
a et » a set, a net, a jet

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 parent interaction gives a _ communication ((a et) OR (a bet)) developpement du africa.~".
• Adding a wildcard symbol may retrieve word variants: technology parent interaction gives a _ communication ((a et) OR (a bet)) developpement du africa.*.