Talvez deva tentar algumas variações de ortografia:
crespo servan » crespo hervas (Expandir a Pesquisa), crespo sara (Expandir a Pesquisa), crespo sergio (Expandir a Pesquisa)
servan course » service course (Expandir a Pesquisa), german courses (Expandir a Pesquisa), nerve course (Expandir a Pesquisa)
candal nerve » canal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), corneal nerve (Expandir a Pesquisa)
botha nerve » both nerve (Expandir a Pesquisa), beta nerve (Expandir a Pesquisa), both nerves (Expandir a Pesquisa)
course did » course acid (Expandir a Pesquisa), course do (Expandir a Pesquisa), course d (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
j candal » j candel (Expandir a Pesquisa), v candal (Expandir a Pesquisa), do candal (Expandir a Pesquisa)
cyst e » cyst _ (Expandir a Pesquisa), cyst a (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: (( a crespo servan course did ) OR ((( j botha nerve cyst e ) OR ( j candal nerve cyst e ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( a crespo servan course did ) OR ((( j botha nerve cyst e ) OR ( j candal nerve cyst e ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a crespo servan course did ) OR ((( j botha nerve cyst e ) OR ( j candal nerve cyst e ))))*.