Talvez deva tentar algumas variações de ortografia:
semino carlos » serrano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa), emilio carlos (Expandir a Pesquisa)
drug complex » drug complexes (Expandir a Pesquisa), drug company (Expandir a Pesquisa), drug samples (Expandir a Pesquisa)
complex tear » complex tears (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
carlos nava » carlos navarro (Expandir a Pesquisa), carlos eslava (Expandir a Pesquisa), carlos zavala (Expandir a Pesquisa)
comas coli » compas colin (Expandir a Pesquisa), comas bolio (Expandir a Pesquisa), comas cufi (Expandir a Pesquisa)
tear flow » shear flow (Expandir a Pesquisa), tear from (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l comas » l comps (Expandir a Pesquisa), l comeau (Expandir a Pesquisa)
5 drug » 1 drug (Expandir a Pesquisa), 2 drug (Expandir a Pesquisa), 3 drug (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 l comas coli new ) or ((( 5 drug complex tear flow ) or ( 7.5 nacl semino carlos nava ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comas coli new ) OR ((( 5 drug complex tear flow ) OR ( 7.5 nacl semino carlos nava )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comas coli new ) or ((( 5 drug complex tear flow ) or ( 7.5 nacl semino carlos nava ))))*.