Talvez deva tentar algumas variações de ortografia:
ethics eastern » ethics after (Expandir a Pesquisa), ethics matter (Expandir a Pesquisa), ethics matters (Expandir a Pesquisa)
media ethics » medical ethics (Expandir a Pesquisa)
eastern m.d » eastern man (Expandir a Pesquisa), stern m.d (Expandir a Pesquisa), easton m.d (Expandir a Pesquisa)
need ethics » based ethics (Expandir a Pesquisa)
ethics code » ethical code (Expandir a Pesquisa), ethical codes (Expandir a Pesquisa)
ethics past » ethics case (Expandir a Pesquisa), ethics art (Expandir a Pesquisa), ethics cases (Expandir a Pesquisa)
med ethics » old ethics (Expandir a Pesquisa), de ethics (Expandir a Pesquisa), did ethics (Expandir a Pesquisa)
code m.d » crede m.d (Expandir a Pesquisa), koide m.d (Expandir a Pesquisa), code 3d (Expandir a Pesquisa)
past med » east med (Expandir a Pesquisa), past mid (Expandir a Pesquisa)
j media » j medina (Expandir a Pesquisa), j mejia (Expandir a Pesquisa), j melia (Expandir a Pesquisa)
j need » _ need (Expandir a Pesquisa), a need (Expandir a Pesquisa), j neep (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 media ethics eastern m.d ) or ( j need ethics code m.d ))) or ( j med ethics past med ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j media ethics eastern m.d ) OR ( j need ethics code m.d ))) OR ( j med ethics past med )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j media ethics eastern m.d ) or ( j need ethics code m.d ))) or ( j med ethics past med ))*.