Talvez deva tentar algumas variações de ortografia:
elderly comparison » elderly compared (Expandir a Pesquisa)
comparison land » comparison linc (Expandir a Pesquisa), comparison long (Expandir a Pesquisa), comparison lowland (Expandir a Pesquisa)
nasal lower » basal lower (Expandir a Pesquisa), nasa power (Expandir a Pesquisa), fatal lower (Expandir a Pesquisa)
do elderly » from elderly (Expandir a Pesquisa)
land note » dad note (Expandir a Pesquisa), end note (Expandir a Pesquisa), land n.t (Expandir a Pesquisa)
come can » comes can (Expandir a Pesquisa), home can (Expandir a Pesquisa), cme can (Expandir a Pesquisa)
cf nasal » can nasal (Expandir a Pesquisa), a nasal (Expandir a Pesquisa), 3d nasal (Expandir a Pesquisa)
can net » can new (Expandir a Pesquisa), dan net (Expandir a Pesquisa), can nt (Expandir a Pesquisa)
a come » a comer (Expandir a Pesquisa), a comet (Expandir a Pesquisa), a comb (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 a come can net ) or ((( do elderly comparison land note ) or ( cf nasal lower than non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j a come can net ) OR ((( do elderly comparison land note ) OR ( cf nasal lower than non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j a come can net ) or ((( do elderly comparison land note ) or ( cf nasal lower than non ))))*.