Perhaps you should try some spelling variations:
heard compared » head compared (Expand Search), heart compared (Expand Search), hard compared (Expand Search)
nacl compared » al compared (Expand Search), panel compared (Expand Search), gel compared (Expand Search)
compared laws » compared less (Expand Search), compiled laws (Expand Search), compared cases (Expand Search)
compared law » compared a (Expand Search), compared can (Expand Search), compared _ (Expand Search)
pat chip » set chip (Expand Search)
law note » law notes (Expand Search), law noise (Expand Search), law non (Expand Search)
laws now » laws how (Expand Search), laws new (Expand Search), laws do (Expand Search)
j heard » j head (Expand Search), j heyward (Expand Search)
chip a » chip _ (Expand Search)
c pat » c pait (Expand Search), c pate (Expand Search), c path (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

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: "(( c pat chip a new ) OR ((( j heard compared law note ) OR ( _ nacl compared laws now ))))~".
• Adding a wildcard symbol may retrieve word variants: (( c pat chip a new ) OR ((( j heard compared law note ) OR ( _ nacl compared laws now ))))*.