Talvez deva tentar algumas variações de ortografia:
medical reserves » medical reserve (Expandir a Pesquisa), medical referees (Expandir a Pesquisa), medical researches (Expandir a Pesquisa)
reserves system » reserve system (Expandir a Pesquisa), reserved systems (Expandir a Pesquisa), preserves systemic (Expandir a Pesquisa)
centeno nerve » central nerve (Expandir a Pesquisa), centeno jorge (Expandir a Pesquisa), centeno leyva (Expandir a Pesquisa)
cancer serves » cancer series (Expandir a Pesquisa), cancer services (Expandir a Pesquisa), cancer surveys (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
i centeno » a centeno (Expandir a Pesquisa), d centeno (Expandir a Pesquisa), j centeno (Expandir a Pesquisa)
j medical » j medina (Expandir a Pesquisa)
j cancer » j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa), j candel (Expandir a Pesquisa)
serves m » serves _ (Expandir a Pesquisa), serves a (Expandir a Pesquisa), serves er (Expandir a Pesquisa)
m dis » m dias (Expandir a Pesquisa), m disu (Expandir a Pesquisa), m dos (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 cancer serves m dis ) or ( i centeno nerve _ dis ))) or ( j medical reserves system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cancer serves m dis ) OR ( i centeno nerve _ dis ))) OR ( j medical reserves system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cancer serves m dis ) or ( i centeno nerve _ dis ))) or ( j medical reserves system dis ))*.