Perhaps you should try some spelling variations:
aus developpement » au developpement, du developpement, ou developpement
separation using » operation using, separation among, separation und
am separation » a separation, air separation, _ separation
typologie am » typologie auf, typologie et, typologie en
des afrique » en afrique, de l'afrique
using idp » using idd, using ip, using idaps
idp risk » tdp risk, d risk, amp risk
a aus » _ aus, a auf, i aus

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

• Adding a wildcard symbol may retrieve word variants: typologie am separation using idp risk communication a aus developpement des afrique.*.