Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
real reserve » renal reserve (Expandir a Pesquisa), legal reserve (Expandir a Pesquisa), rural reserve (Expandir a Pesquisa)
center more » center core (Expandir a Pesquisa), center model (Expandir a Pesquisa), center korea (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
more can » more care (Expandir a Pesquisa)
nerve cn » nerve can (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve co (Expandir a Pesquisa)
can die » can diet (Expandir a Pesquisa), van die (Expandir a Pesquisa), aan die (Expandir a Pesquisa)
ii cent » ii center (Expandir a Pesquisa), ii centre (Expandir a Pesquisa), ii centro (Expandir a Pesquisa)
cn disc » can disc (Expandir a Pesquisa), c disc (Expandir a Pesquisa), car disc (Expandir a Pesquisa)
j real » j read (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 center more can die ) or ( ii cent nerve cn disc ))) or ( j real reserve system di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j center more can die ) OR ( ii cent nerve cn disc ))) OR ( j real reserve system di )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j center more can die ) or ( ii cent nerve cn disc ))) or ( j real reserve system di ))*.