Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
deltas served » adults served (Expandir a Pesquisa), beta served (Expandir a Pesquisa), delta survey (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
served cyst » derived cysts (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j deltas » _ deltas (Expandir a Pesquisa), j delta (Expandir a Pesquisa), j delmas (Expandir a Pesquisa)
nerve cn » nerve can (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
cn tdcs » can tdcs (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 renal nerve cyst dis ) or ((( j deltas served cyst dis ) or ( j central nerve cn tdcs ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a renal nerve cyst dis ) OR ((( j deltas served cyst dis ) OR ( j central nerve cn tdcs )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a renal nerve cyst dis ) or ((( j deltas served cyst dis ) or ( j central nerve cn tdcs ))))*.