Talvez deva tentar algumas variações de ortografia:
carcinoma caused » carcinoma case (Expandir a Pesquisa), carcinoma cases (Expandir a Pesquisa), carcinoma causing (Expandir a Pesquisa)
la carcinoma » a carcinoma (Expandir a Pesquisa), ha carcinoma (Expandir a Pesquisa), ia carcinoma (Expandir a Pesquisa)
pcr compared » pcr combined (Expandir a Pesquisa)
caused netw » caused death (Expandir a Pesquisa), caused fetal (Expandir a Pesquisa)
old compare » old compared (Expandir a Pesquisa), could compare (Expandir a Pesquisa), 5d compare (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
a norris » a nordic (Expandir a Pesquisa)
h pcr » lh pcr (Expandir a Pesquisa), ph pcr (Expandir a Pesquisa), _ pcr (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 la carcinoma caused netw ) or ((( h pcr compared a norris ) or ( _ old compare a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j la carcinoma caused netw ) OR ((( h pcr compared a norris ) OR ( _ old compare a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j la carcinoma caused netw ) or ((( h pcr compared a norris ) or ( _ old compare a new ))))*.