Perhaps you should try some spelling variations:
routledge telecommunication » mobile telecommunication
telecommunication services » telecommunications services, communication services, telecommunication policy
telecommunication service » telecommunications service, telecommunications services, communication service

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( routledge telecommunication service. ) or ( routledge telecommunication services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( routledge telecommunication service. ) OR ( routledge telecommunication services. )).
• Adding a wildcard symbol may retrieve word variants: (( routledge telecommunication service. ) or ( routledge telecommunication services. ))*.