Talvez deva tentar algumas variações de ortografia:
complex than » complex trait (Expandir a Pesquisa)
combs colman » combs colin (Expandir a Pesquisa)
carmo carlos » cardo carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), carlo carlos (Expandir a Pesquisa)
colman neil » coleman neil (Expandir a Pesquisa), calman neil (Expandir a Pesquisa), korman neil (Expandir a Pesquisa)
iol complex » coil complex (Expandir a Pesquisa), al complex (Expandir a Pesquisa), crl complex (Expandir a Pesquisa)
carlos noe » carlos noel (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa)
than ngo » thang ngo (Expandir a Pesquisa), thanh ngo (Expandir a Pesquisa), thuan ngo (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
5 iol » _ iol (Expandir a Pesquisa), 5 ion (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 _ combs colman neil ) OR ((( 5 iol complex than ngo ) OR ( 7.5 nacl carmo carlos noe ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j _ combs colman neil ) OR ((( 5 iol complex than ngo ) OR ( 7.5 nacl carmo carlos noe ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs colman neil ) OR ((( 5 iol complex than ngo ) OR ( 7.5 nacl carmo carlos noe ))))*.