Talvez deva tentar algumas variações de ortografia:
stents compared » tests compared (Expandir a Pesquisa), patients compared (Expandir a Pesquisa), subjects compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
comida can » comida dan (Expandir a Pesquisa), comida con (Expandir a Pesquisa), comida sana (Expandir a Pesquisa)
nat compr » la compr (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
la comida » la comedia (Expandir a Pesquisa), de comida (Expandir a Pesquisa), la comunidad (Expandir a Pesquisa)
law noise » low noise (Expandir a Pesquisa), flow noise (Expandir a Pesquisa), a noise (Expandir a Pesquisa)
can netw » can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa), can now (Expandir a Pesquisa)
j stents » j stent (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa), j da (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: (((( j nat compr can netw ) OR ( j la comida can new ))) OR ( j stents compared law noise ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j nat compr can netw ) OR ( j la comida can new ))) OR ( j stents compared law noise ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat compr can netw ) OR ( j la comida can new ))) OR ( j stents compared law noise ))*.