Perhaps you should try some spelling variations:
developpement la » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
3 information » 1 information
cell mediated » cas9 mediated
technology 3 » technology _, technology 1, technology 4
la afrique » l afrique, la fabrique, en afrique
3.2 cell » 4.2 cell
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information 3.2 cell mediated communication costs 4 developpement la afrique.*.