Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
complex than » complex trait (Expandir a Pesquisa)
bueno carlos » moreno carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa)
carlos nova » carlos novoa (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa)
null bueno » manuel bueno (Expandir a Pesquisa)
than ngoc » thanh ngoc (Expandir a Pesquisa), thuan ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa)
1.9 null » 1.3 null (Expandir a Pesquisa), 1.8 null (Expandir a Pesquisa), 1 null (Expandir a Pesquisa)
l cobos » a cobos (Expandir a Pesquisa), j cobos (Expandir a Pesquisa), m cobos (Expandir a Pesquisa)
cobos n » cobos a (Expandir a Pesquisa), cobos m (Expandir a Pesquisa), cobos e (Expandir a Pesquisa)
n net » n neto (Expandir a Pesquisa), _ net (Expandir a Pesquisa), u net (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 cobos n net ) or ((( 5 methyl complex than ngoc ) or ( 1.9 null bueno carlos nova ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l cobos n net ) OR ((( 5 methyl complex than ngoc ) OR ( 1.9 null bueno carlos nova )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l cobos n net ) or ((( 5 methyl complex than ngoc ) or ( 1.9 null bueno carlos nova ))))*.