Talvez deva tentar algumas variações de ortografia:
central service » dental service (Expandir a Pesquisa), centre service (Expandir a Pesquisa), centred service (Expandir a Pesquisa)
benign nerve » benign nevi (Expandir a Pesquisa), benign neck (Expandir a Pesquisa), benign beale (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
service can » services can (Expandir a Pesquisa), service co (Expandir a Pesquisa)
nerve vas » nerve a (Expandir a Pesquisa), nerve vi (Expandir a Pesquisa), nerve vii (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
j renal » j real (Expandir a Pesquisa), j renaldi (Expandir a Pesquisa), j renata (Expandir a Pesquisa)
vas dis » vas dias (Expandir a Pesquisa), vasc dis (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (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 renal nerve vas dis ) OR ( _ central service can dcs ))) OR ( j benign nerve vas dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j renal nerve vas dis ) or ( _ central service can dcs ))) or ( j benign nerve vas dis ))*.