Talvez deva tentar algumas variações de ortografia:
metro complex » hetero complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), metal complex (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
coombs jason » coombes jason (Expandir a Pesquisa), toombs jason (Expandir a Pesquisa), cooper jason (Expandir a Pesquisa)
rader carlos » hader carlos (Expandir a Pesquisa), nader carlos (Expandir a Pesquisa), rieder carlos (Expandir a Pesquisa)
trait ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), tra ngoc (Expandir a Pesquisa)
nacl rader » nacl under (Expandir a Pesquisa)
l coombs » l coombes (Expandir a Pesquisa), _ coombs (Expandir a Pesquisa), g coombs (Expandir a Pesquisa)
5 metro » 5 metros (Expandir a Pesquisa), 5 meters (Expandir a Pesquisa), 5 method (Expandir a Pesquisa)
nunez » nunes (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 coombs jason _ ) or ((( 5 metro complex trait ngoc ) or ( 3.5 nacl rader carlos nunez ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l coombs jason _ ) OR ((( 5 metro complex trait ngoc ) OR ( 3.5 nacl rader carlos nunez )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coombs jason _ ) or ((( 5 metro complex trait ngoc ) or ( 3.5 nacl rader carlos nunez ))))*.