Talvez deva tentar algumas variações de ortografia:
created serve » creases serve (Expandir a Pesquisa), created self (Expandir a Pesquisa), created three (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current energy (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
serine cyst » uterine cyst (Expandir a Pesquisa), germline cyst (Expandir a Pesquisa), uterine cysts (Expandir a Pesquisa)
system dan » system data (Expandir a Pesquisa), system der (Expandir a Pesquisa), system de (Expandir a Pesquisa)
pet serine » bet serine (Expandir a Pesquisa), akt serine (Expandir a Pesquisa), rat serine (Expandir a Pesquisa)
i created » _ created (Expandir a Pesquisa), a created (Expandir a Pesquisa), i create (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa), cyst dna (Expandir a Pesquisa)
serve a » serve _ (Expandir a Pesquisa), reserve 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: (((( i created serve a diet ) or ( a current nerve system dan ))) or ( _ pet serine cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i created serve a diet ) OR ( a current nerve system dan ))) OR ( _ pet serine cyst dis ))*.