Talvez deva tentar algumas variações de ortografia:
crest derived » host derived (Expandir a Pesquisa)
benton serve » benton steven (Expandir a Pesquisa), benton eric (Expandir a Pesquisa), benton pree (Expandir a Pesquisa)
real serve » real server (Expandir a Pesquisa), real reserve (Expandir a Pesquisa), real survey (Expandir a Pesquisa)
serve cyst » nerve cyst (Expandir a Pesquisa), nerve cystic (Expandir a Pesquisa)
serve cn » nerve cn (Expandir a Pesquisa), serve bcl (Expandir a Pesquisa), serve one (Expandir a Pesquisa)
j benton » w benton (Expandir a Pesquisa), j benito (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a crested (Expandir a Pesquisa), a creusot (Expandir a Pesquisa)
mast id » mast und (Expandir a Pesquisa)
i real » i really (Expandir a Pesquisa)
cn dcs » can dcs (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: (((( a crest derived mast id ) or ( i real serve cn dcs ))) or ( j benton serve cyst due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a crest derived mast id ) OR ( i real serve cn dcs ))) OR ( j benton serve cyst due ))*.