Perhaps you should try some spelling variations:
"routledge telecommunications services." » "routledge communication services.", "house telecommunications services.", "mobile telecommunications services.", "routledge communications services.", "contents telecommunications services."
"routledge telecommunication systems." » "routledge communication systems.", "mobile telecommunication systems.", "contents telecommunication systems.", "routledge telecommunication services."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("routledge telecommunications services.") OR ("routledge telecommunication systems."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"routledge telecommunications services.\") OR (\"routledge telecommunication systems.\"))".
• Removing quotes may allow a broader search: (( routledge telecommunications services. ) OR ( routledge telecommunication systems. )).
• Adding a wildcard symbol may retrieve word variants: (("routledge telecommunications services.") OR ("routledge telecommunication systems."))*.