Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
information bad » information based, information board, information bank
developing asia » development asia, developing a
other personal » other persons, better personal, wolter personal
4 developing » 3 developing
bad other » bad orber
costs 4 » costs _, costs a, costs 4.2
areal. » areas., area., real.

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 bad other personal communication costs 4 developing asia areal.*.