Talvez deva tentar algumas variações de ortografia:
lanier viola » walter viola (Expandir a Pesquisa)
maier biol » maier viola (Expandir a Pesquisa), maier il (Expandir a Pesquisa)
maher chem » maher he (Expandir a Pesquisa), maher rachel (Expandir a Pesquisa)
j matter » j mattera (Expandir a Pesquisa), j mattern (Expandir a Pesquisa), j mather (Expandir a Pesquisa)
a lanier » w lanier (Expandir a Pesquisa), l lanier (Expandir a Pesquisa), a lander (Expandir a Pesquisa)
chern e » chern en (Expandir a Pesquisa), cheron e (Expandir a Pesquisa), chern c (Expandir a Pesquisa)
chern m » ahern m (Expandir a Pesquisa), cherian m (Expandir a Pesquisa), chern en (Expandir a Pesquisa)
j maher » m maher (Expandir a Pesquisa), g maher (Expandir a Pesquisa)
viola d » viola de (Expandir a Pesquisa), viola _ (Expandir a Pesquisa), viola a (Expandir a Pesquisa)
biol m » biol 8 (Expandir a Pesquisa), fiol m (Expandir a Pesquisa), biol med (Expandir a Pesquisa)
chem a » ochem a (Expandir a Pesquisa), achem a (Expandir a Pesquisa), ichem a (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 matter ((chern e) OR (chern m)) maier biol m ) or ( j maher chem a lanier viola d ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j matter ((chern e) OR (chern m)) maier biol m ) OR ( j maher chem a lanier viola d ))*.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j matter ((chern e) OR (chern m)) maier biol m ) or ( j maher chem a lanier viola d ))*".