Talvez deva tentar algumas variações de ortografia:
health consumers » health concern (Expandir a Pesquisa), health concerns (Expandir a Pesquisa), health congress (Expandir a Pesquisa)
consumers may » consumers make (Expandir a Pesquisa), consumers a (Expandir a Pesquisa), consumers have (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
l compared » ml compared (Expandir a Pesquisa), 5l compared (Expandir a Pesquisa), al compared (Expandir a Pesquisa)
combe can » combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa), combe c (Expandir a Pesquisa)
li combe » la combe (Expandir a Pesquisa), _ combe (Expandir a Pesquisa), dr combe (Expandir a Pesquisa)
j health » 1 health (Expandir a Pesquisa), j heath (Expandir a Pesquisa), bmj health (Expandir a Pesquisa)
may now » may know (Expandir a Pesquisa)
j li » j i (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j li combe can new ) OR ( j l compared can new ))) OR ( j health consumers may now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j li combe can new ) or ( j l compared can new ))) or ( j health consumers may now ))*.