Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
technologies 2.1 » technologies _, technologies 4, technologies a
information 21.2 » information 1.2, information 2.2, information 11.2
developing based » development based, developing asia, developing east
2.1 information » 3.1 information
based assets » based asset, leased assets, bad assets
21.2 how » 1.2 how, 2.2 how, 11.2 how
how face » how race, how space, how false

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 21.2 how face communication costs _ developing based assets.*.