Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
women development » women's development, open development, yemen development
technologien im » technologie im, technologien am, technologien _
development law » development latin, development 1
inflation ages » inflation rates, inflation taxes, inflation als
im inflation » im inflations, i inflation, iv inflation
costs women » costs when, costs some, forests women
law afrique » l afrique
ages case » wages case, age case, cases case
case 6.2 » case 6.12, case f6.2, case 4.2

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• Adding a wildcard symbol may retrieve word variants: technologien im inflation ages case 6.2 communication costs women development law afrique.*.