Perhaps you should try some spelling variations:
"artech does mobile communications series." » "artech does mobile communication series.", "artech does mobile communications services.", "artech does mobile communication services.", "artech house mobile communications series.", "artech das mobile communications series."
"artech des _ telecommunications services." » "arten des _ telecommunications services."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("artech does mobile communications series.") or ("artech des _ telecommunications services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("artech does mobile communications series.") OR ("artech des _ telecommunications services.")).
• Removing quotes may allow a broader search: (( artech does mobile communications series. ) or ( artech des _ telecommunications services. )).
• Adding a wildcard symbol may retrieve word variants: (("artech does mobile communications series.") or ("artech des _ telecommunications services."))*.