Perhaps you should try some spelling variations:
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
technologies 2.1 » technologies _, technologies 4, technologies a
de communication » mobile communication, online communication
developing costs » developing cross, developing post, developing tests
2.1 information » 3.1 information
costs across » scores across, risks across
4.3.3 a » 4.3.3 _, 4.3.3 das
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information 4.3.3 a de communication costs _ developing costs across.*.