Talvez deva tentar algumas variações de ortografia:
comparing case » comparing care (Expandir a Pesquisa), comparing close (Expandir a Pesquisa), comparing cancer (Expandir a Pesquisa)
hearn compared » heart compared (Expandir a Pesquisa), heparin compared (Expandir a Pesquisa), heat compared (Expandir a Pesquisa)
fat comparing » rct comparing (Expandir a Pesquisa), art comparing (Expandir a Pesquisa), from comparing (Expandir a Pesquisa)
rats compared » rates compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
case netw » case new (Expandir a Pesquisa), case note (Expandir a Pesquisa), case near (Expandir a Pesquisa)
j hearn » j hearne (Expandir a Pesquisa), j heard (Expandir a Pesquisa), j hearing (Expandir a Pesquisa)
j rats » j rath (Expandir a Pesquisa), j raes (Expandir a Pesquisa), rij rats (Expandir a Pesquisa)
a fat » _ fat (Expandir a Pesquisa)
a now » a nowe (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( a fat comparing case netw ) or ((( j rats compared a now ) or ( j hearn compared a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a fat comparing case netw ) OR ((( j rats compared a now ) OR ( j hearn compared a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a fat comparing case netw ) or ((( j rats compared a now ) or ( j hearn compared a new ))))*.