Talvez deva tentar algumas variações de ortografia:
metil complex » metal complex (Expandir a Pesquisa), metals complex (Expandir a Pesquisa), met complex (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
know carlos » knopf carlos (Expandir a Pesquisa), dow carlos (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
comes back » come back (Expandir a Pesquisa)
trait ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (Expandir a Pesquisa)
natl know » all know (Expandir a Pesquisa)
back new » black new (Expandir a Pesquisa), back neck (Expandir a Pesquisa), block new (Expandir a Pesquisa)
3.5 natl » 3.5 nacl (Expandir a Pesquisa), 7.5 nacl (Expandir a Pesquisa), 3.5 fat (Expandir a Pesquisa)
l comes » l comps (Expandir a Pesquisa), l coles (Expandir a Pesquisa), l comas (Expandir a Pesquisa)
5 metil » 5 methyl (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 comes back new ) or ((( 5 metil complex trait ngoc ) or ( 3.5 natl know carlos jara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comes back new ) OR ((( 5 metil complex trait ngoc ) OR ( 3.5 natl know carlos jara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comes back new ) or ((( 5 metil complex trait ngoc ) or ( 3.5 natl know carlos jara ))))*.