Perhaps you should try some spelling variations:
"hemel hempstead town c." » "hemel hempstead now c.", "hemel hempstead town _.", "hemel hempstead town a."
"hemel hemsted town c." » "hemel devoted town c.", "hemel limited town c.", "hemel hemsted town _.", "hemel hemsted town a."

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"hemel hemsted town c.\") OR (\"hemel hempstead town c.\"))".
• Removing quotes may allow a broader search: (( hemel hemsted town c. ) OR ( hemel hempstead town c. )).
• Adding a wildcard symbol may retrieve word variants: (("hemel hemsted town c.") OR ("hemel hempstead town c."))*.