Perhaps you should try some spelling variations:
classe communications » class communication, mass communications, climate communications
typologie fur » typologie der, typologie auf, typologie wird
fur variation » four variation, zur variation, der variation
variation bei » variation des, variation der, variation _
development l » development li, development 1, development law
l afrique » en afrique
bei en » bei den, bei ex
a sme » _ sme, 5 sme, a see
3 sme » 3 same, _ sme, 3 smt

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: "typologie fur variation bei en classe communications ((a sme) OR (3 sme)) development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie fur variation bei en classe communications ((a sme) OR (3 sme)) development l afrique.*.