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 curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
service cost » service costs (Expandir a Pesquisa), services costs (Expandir a Pesquisa), service co (Expandir a Pesquisa)
mehta nerve » mehta nave (Expandir a Pesquisa), mehta nee (Expandir a Pesquisa), mehta neeraj (Expandir a Pesquisa)
j current » j currently (Expandir a Pesquisa), j curran (Expandir a Pesquisa), j currell (Expandir a Pesquisa)
cost does » test does (Expandir a Pesquisa), cost due (Expandir a Pesquisa), ct does (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
_ mehta » a mehta (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.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j current nerve a dis ) OR ( _ recurrent service cost does ))) OR ( _ mehta nerve case due ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j current nerve a dis ) or ( _ recurrent service cost does ))) or ( _ mehta nerve case due ))*.