Perhaps you should try some spelling variations:
transformation und » transformation _, transformation a
when communication » where communication, open communication, sign communication
2 transformation » 2 transformations, 1 transformation, 4 transformation
technologies 2 » technologies _, technologies 4
developing 4 » developing _, developing a, developing e
ponder when » order when, power when, consider when
und ponder » und spender, und gender, und kinder
4 areal » 4 real, _ areal, 2 areal

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 transformation und ponder when communication costs _ developing 4 areal.*.