Perhaps you should try some spelling variations:
oper communication » open communication, proper communication, power communication
does development » dams development, ides development, smes development
modes variation » does variation, more variation, modern variations
development et » development east, developpement et, development eco
apology modes » apology do's, apology mea
et afrique » en afrique, l afrique
a does » 2 does, 4 does, 1 does

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: "apology modes variation ((2 der) OR (_ der)) oper communication a does development et afrique.~".
• Adding a wildcard symbol may retrieve word variants: apology modes variation ((2 der) OR (_ der)) oper communication a does development et afrique.*.