Talvez deva tentar algumas variações de ortografia:
research systems » research synthesis (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
centner herve » menager herve (Expandir a Pesquisa), mentec herve (Expandir a Pesquisa)
mena research » meta research (Expandir a Pesquisa), men research (Expandir a Pesquisa), mental research (Expandir a Pesquisa)
systems di » systems do (Expandir a Pesquisa), systems de (Expandir a Pesquisa), systems d (Expandir a Pesquisa)
j centner » j center (Expandir a Pesquisa), m centner (Expandir a Pesquisa), _ entner (Expandir a Pesquisa)
herve van » herve jean (Expandir a Pesquisa), herve a (Expandir a Pesquisa), herve v (Expandir a Pesquisa)
van diest » van die (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
j mena » j medina (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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 centner herve van diest ) or ( i central nerve a dis ))) or ( j mena research systems di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j centner herve van diest ) OR ( i central nerve a dis ))) OR ( j mena research systems di )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j centner herve van diest ) or ( i central nerve a dis ))) or ( j mena research systems di ))*.