Talvez deva tentar algumas variações de ortografia:
complex than » complex trait (Expandir a Pesquisa)
pal complex » apical complex (Expandir a Pesquisa), metal complex (Expandir a Pesquisa), basal complex (Expandir a Pesquisa)
cano carlos » luciano carlos (Expandir a Pesquisa), casiano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa)
carlos yoel » carlos joel (Expandir a Pesquisa), carlos noel (Expandir a Pesquisa), carlos hoelz (Expandir a Pesquisa)
alan bobe » alan boyd (Expandir a Pesquisa), alan bale (Expandir a Pesquisa)
nacl cano » nacl nano (Expandir a Pesquisa), nacl caso4 (Expandir a Pesquisa), nacl cacl (Expandir a Pesquisa)
l cooper » _ cooper (Expandir a Pesquisa), i cooper (Expandir a Pesquisa), j cooper (Expandir a Pesquisa)
than ngo » thang ngo (Expandir a Pesquisa), thanh ngo (Expandir a Pesquisa), thuan ngo (Expandir a Pesquisa)
_ pal » _ pay (Expandir a Pesquisa), _ pan (Expandir a Pesquisa), _ pol (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 cooper alan bobe ) OR ((( _ pal complex than ngo ) OR ( 0.9 nacl cano carlos yoel ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l cooper alan bobe ) OR ((( _ pal complex than ngo ) OR ( 0.9 nacl cano carlos yoel ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l cooper alan bobe ) OR ((( _ pal complex than ngo ) OR ( 0.9 nacl cano carlos yoel ))))*.