Perhaps you should try some spelling variations:
rural development » social development
de communication » mobile communication, online communication
a traditional » _ traditional, non traditional
traditional 3 » traditional _, traditional hr, traditional iv
technology a » technology 1, technology 3, technology 4
costs rural » cost rural
crisis de » crisis del, crisis due, crisis debt
3 crisis » 1 crisis, 19 crisis
plan c » plan a, plan 7, plan 3

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: "technology a traditional 3 crisis de communication costs rural development ((plan c) OR (plan _)).~".
• Adding a wildcard symbol may retrieve word variants: technology a traditional 3 crisis de communication costs rural development ((plan c) OR (plan _)).*.