Perhaps you should try some spelling variations:
way communication » why communication, daily communication, data communication
development case » development china
per development » power development, spur development, oer developments
relation 5.2.2 » relation 1.2.2, relation 5.3.2, relations 4.2.2
technology 1 » technology _
5.2.2 crisis » 2.2.2 crisis, 13.2.2 crisis, 6.3.2 crisis
1 relation » 1 relations, _ relation, 5 relation
crisis way » crisis ways, crisis why, crisis war
costs per » cost per
case tom » case time, case two

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

• Adding a wildcard symbol may retrieve word variants: technology 1 relation 5.2.2 crisis way communication costs per development case tom.*.