Talvez deva tentar algumas variações de ortografia:
crespo servan » crespo hervas (Expandir a Pesquisa), crespo sara (Expandir a Pesquisa), crespo sergio (Expandir a Pesquisa)
benito nerve » benign nerve (Expandir a Pesquisa), benito narvaez (Expandir a Pesquisa), benito eva (Expandir a Pesquisa)
mental nerve » ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
servan cat » servan kati (Expandir a Pesquisa), servan la (Expandir a Pesquisa)
j benito » de benito (Expandir a Pesquisa), j benitez (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mehta (Expandir a Pesquisa)
cat did » coast did (Expandir a Pesquisa), what did (Expandir a Pesquisa), cat dead (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 benito nerve cyst dis ) or ( a crespo servan cat did ))) or ( j mental nerve cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j benito nerve cyst dis ) OR ( a crespo servan cat did ))) OR ( j mental nerve cyst dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j benito nerve cyst dis ) or ( a crespo servan cat did ))) or ( j mental nerve cyst dis ))*.