Perhaps you should try some spelling variations:
concept development » content development, conceptual development, conflict development
development pattern » development patterns, development matters, developmental patterns
el communication » cell communication, real communication, 3 communication
pattern action » pattern extraction, pattern detection, pattern reduction
costs concept » cost concept, los concept
technology 3 » technology _, technology 1, technology 4
relation 19 » relation 1, relation _, relation a
3 relation » 3 relations, _ relation, 5 relation
crisis el » crisis _, crisis a, crisis 1

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 3 relation 19 crisis el communication costs concept development pattern action.*.