Talvez deva tentar algumas variações de ortografia:
rates compared » rats compared (Expandir a Pesquisa), diabetes compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
compr dan » comer dan (Expandir a Pesquisa), compra das (Expandir a Pesquisa), compra da (Expandir a Pesquisa)
law noise » low noise (Expandir a Pesquisa), flow noise (Expandir a Pesquisa), a noise (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
la compr » la compra (Expandir a Pesquisa), la compre (Expandir a Pesquisa), la combe (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (Expandir a Pesquisa)
j rates » j raes (Expandir a Pesquisa), j ramesh (Expandir a Pesquisa), j rajesh (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j nat compr can ngoc ) OR ( j la compr dan non ))) OR ( j rates compared law noise ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat compr can ngoc ) OR ( j la compr dan non ))) OR ( j rates compared law noise ))*.