Perhaps you should try some spelling variations:
communication method » communication methods, communications methods, communication section
den communication » open communication, lean communication, when communication
child development » world development
4 transformation » 1 transformation, die transformation, der transformation
technology 4 » technology _, technology 1, technology 3
method child » method choice, method cbl
das den » das denn, das der, das dem

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

• Adding a wildcard symbol may retrieve word variants: technology 4 transformation _ das den communication method child development report afrique.*.