Talvez deva tentar algumas variações de ortografia:
recurrent service » current service (Expandir a Pesquisa), recurrent cervical (Expandir a Pesquisa), recurrent severe (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current survey (Expandir a Pesquisa)
service co » service costs (Expandir a Pesquisa), service corps (Expandir a Pesquisa)
j current » j currently (Expandir a Pesquisa), j curran (Expandir a Pesquisa), j currell (Expandir a Pesquisa)
mehta nee » mehta neel (Expandir a Pesquisa), mehta neeti (Expandir a Pesquisa), mehta neena (Expandir a Pesquisa)
nee case » knee case (Expandir a Pesquisa), nee casey (Expandir a Pesquisa), gee case (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
_ mehta » a mehta (Expandir a Pesquisa)
co dis » co des (Expandir a Pesquisa), co das (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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 current nerve a dis ) OR ( _ recurrent service co dis ))) OR ( _ mehta nee case due ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j current nerve a dis ) OR ( _ recurrent service co dis ))) OR ( _ mehta nee case due ))*.