Talvez deva tentar algumas variações de ortografia:
recurrent graves » recurrent grade (Expandir a Pesquisa), recurrent growths (Expandir a Pesquisa), recurrent giant (Expandir a Pesquisa)
j recurrent » a recurrent (Expandir a Pesquisa), 1 recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
graves cyst » graves best (Expandir a Pesquisa), graves casey (Expandir a Pesquisa)
benign neck » benign nevi (Expandir a Pesquisa)
neck system » reck system (Expandir a Pesquisa), neck systemic (Expandir a Pesquisa), check system (Expandir a Pesquisa)
system de » system der (Expandir a Pesquisa), system delay (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), a benign (Expandir a Pesquisa), 1 benign (Expandir a Pesquisa)
neck cat » neck ct (Expandir a Pesquisa), neck can (Expandir a Pesquisa), neck cut (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (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 recurrent graves cyst dis ) or ((( j benign neck cat dis ) or ( j benign neck system de ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j recurrent graves cyst dis ) OR ((( j benign neck cat dis ) OR ( j benign neck system de )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j recurrent graves cyst dis ) or ((( j benign neck cat dis ) or ( j benign neck system de ))))*.