Talvez deva tentar algumas variações de ortografia:
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current energy (Expandir a Pesquisa)
mrnas nerve » mrnas serve (Expandir a Pesquisa), mrnas serves (Expandir a Pesquisa), mrna serve (Expandir a Pesquisa)
both nerves » both nerve (Expandir a Pesquisa), both leaves (Expandir a Pesquisa), other nerves (Expandir a Pesquisa)
nerves cyst » nerves case (Expandir a Pesquisa), nerves system (Expandir a Pesquisa), nerve cystic (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), base does (Expandir a Pesquisa)
e mrnas » _ mrnas (Expandir a Pesquisa), 1 mrnas (Expandir a Pesquisa), 2 mrnas (Expandir a Pesquisa)
j both » j botha (Expandir a Pesquisa), j booth (Expandir a Pesquisa), j bott (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: (((( 1 current nerve cyst _ ) or ( e mrnas nerve case does ))) or ( j both nerves cyst _is ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 1 current nerve cyst _ ) OR ( e mrnas nerve case does ))) OR ( j both nerves cyst _is )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 1 current nerve cyst _ ) or ( e mrnas nerve case does ))) or ( j both nerves cyst _is ))*.