Perhaps you should try some spelling variations:
personal communication » interpersonal communication
smes development » sme development, sms development, pme's development
warner personal » workers personal, lager personal, paper personal
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
1 afrique » l afrique, en afrique, 1 enrique
6 warner » _ warner, 6 werner, m warner

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 6 warner personal communication _ smes development 1 afrique.*.