Perhaps you should try some spelling variations:
aus developpement » au developpement, du developpement, ou developpement
developpement et » developpement des, developpement de, development east
compensation 4 » compensation _, compensation law, compensating _
innovation et » innovation 1, innovation 4, innovation 3
estime de » estimer le
et africa » em africa, eu africa, west africa
time de » time die, time done, time d2b
4 aus » _ aus, 4 auf, i aus

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 _ innovation et ((time de) OR (estime de)) compensation 4 aus developpement et africa.~".
• Adding a wildcard symbol may retrieve word variants: technology _ innovation et ((time de) OR (estime de)) compensation 4 aus developpement et africa.*.