Perhaps you should try some spelling variations:
variation series » education series, action series, edition series
smes development » sme development, sms development, pme's development
communication 4 » communication _, communication a, communication 3
development l » development li, development 1, development law
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
l afrique » en afrique
1 your » 11 your, 14 your, 16 your
4 smes » _ smes, 8 smes, 8.4 smes

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 de variation series ((1 your) OR (10 your)) communication 4 smes development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation series ((1 your) OR (10 your)) communication 4 smes development l afrique.*.