Talvez deva tentar algumas variações de ortografia:
elderly compared » elderly comparison (Expandir a Pesquisa), elderly care (Expandir a Pesquisa)
based elderly » based early (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
compass can » compass a (Expandir a Pesquisa), company can (Expandir a Pesquisa), compass ion (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa)
3 nataly » ma nataly (Expandir a Pesquisa), 3 nasal (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
l comp » l comps (Expandir a Pesquisa), l como (Expandir a Pesquisa), l comper (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 l comp can near ) OR ((( based elderly compared can now ) OR ( 3 nataly compass can new ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comp can near ) OR ((( based elderly compared can now ) OR ( 3 nataly compass can new ))))*.