Talvez deva tentar algumas variações de ortografia:
survey cases » survey caused (Expandir a Pesquisa), survey based (Expandir a Pesquisa), survey cgss (Expandir a Pesquisa)
mental nerve » ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve ayst » nerve cyst (Expandir a Pesquisa), nerve best (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
cases dis » cases did (Expandir a Pesquisa), cases dos (Expandir a Pesquisa), cases does (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mehta (Expandir a Pesquisa)
_ crest » _ create (Expandir a Pesquisa), _ credit (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a disk » a dish (Expandir a Pesquisa), a disc (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 current survey cases dis ) or ( _ crest nerve ayst dis ))) or ( j mental nerve a disk ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i current survey cases dis ) OR ( _ crest nerve ayst dis ))) OR ( j mental nerve a disk ))*.