Perhaps you should try some spelling variations:
trade development » software development
communication 5 » communication _, communication a, communication 3
does variation » de variation, der variation, die variation
typology does » typologie des, apology do's, typology how
development l » development li, development 1, development law
variation 4 » variations 4, variation _, variation 6
l afrique » en afrique
5 trade » 1 trade, 4 trade, 2 trade

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: "typology does variation 4 ((does a) OR (does _)) communication 5 trade development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typology does variation 4 ((does a) OR (does _)) communication 5 trade development l afrique.*.