Talvez deva tentar algumas variações de ortografia:
knecht carlos » knecht carolin (Expandir a Pesquisa)
complex trinh » complex thin (Expandir a Pesquisa), complex trial (Expandir a Pesquisa), complex trans (Expandir a Pesquisa)
tail complex » oil complex (Expandir a Pesquisa), basal complex (Expandir a Pesquisa), cell complex (Expandir a Pesquisa)
copps john » coppin john (Expandir a Pesquisa), apps john (Expandir a Pesquisa), coppola john (Expandir a Pesquisa)
trinh ngoc » trinh quoc (Expandir a Pesquisa), dinh ngoc (Expandir a Pesquisa), minh ngoc (Expandir a Pesquisa)
carlos now » carlos noa (Expandir a Pesquisa), carlos noe (Expandir a Pesquisa), carlos novo (Expandir a Pesquisa)
0.9 nucl » 0.9 nacl (Expandir a Pesquisa), 1.9 null (Expandir a Pesquisa)
l copps » l copp (Expandir a Pesquisa), _ copps (Expandir a Pesquisa), l copes (Expandir a Pesquisa)
5 tail » c tail (Expandir a Pesquisa), n tail (Expandir a Pesquisa), e tail (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 copps john n ) or ((( 5 tail complex trinh ngoc ) or ( 0.9 nucl knecht carlos now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l copps john n ) OR ((( 5 tail complex trinh ngoc ) OR ( 0.9 nucl knecht carlos now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l copps john n ) or ((( 5 tail complex trinh ngoc ) or ( 0.9 nucl knecht carlos now ))))*.