Perhaps you should try some spelling variations:
personal communication » interpersonal communication
krise developments » rise developments, price developments, crisis developments
technologies used » technologies based, technology used, technologies _
used innovation » user innovation, use innovation, based innovation
communication 1 » communication _, communication a, communication 3
developments d » developments _, developments 4, developments 3
innovation 3 » innovation 1, innovation 4
do personal » de personal, der personal, das personal
d afrique » l afrique, en afrique, de l'afrique
1 krise » 19 krise, 2 krise, 3 krise
3 do » _ do, 3 d, 1 do

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

• Adding a wildcard symbol may retrieve word variants: technologies used innovation 3 do personal communication 1 krise developments d afrique.*.