Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
technologien ids » technologien des, technologien als, technologien im
ids information » aids information, dis information, mis information
developing asia » development asia, developing a
information 3 » information 2
asia optimal » via optimal, area optimal, using optimal
de persona » de personal, de personas, die persona
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information 3 de persona communication costs _ developing asia optimal.*.