Talvez deva tentar algumas variações de ortografia:
nail complex » snail complex (Expandir a Pesquisa), tail complex (Expandir a Pesquisa), snail1 complex (Expandir a Pesquisa)
complex ca » complex can (Expandir a Pesquisa), complex c (Expandir a Pesquisa), complex cc (Expandir a Pesquisa)
rnap clamp » dna clamp (Expandir a Pesquisa), ap clamp (Expandir a Pesquisa), dnan clamp (Expandir a Pesquisa)
oil bomb » oil body (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
ca now » ca no3 (Expandir a Pesquisa), ca non (Expandir a Pesquisa)
_ rnap » _ rnai (Expandir a Pesquisa), _ rnas (Expandir a Pesquisa)
a neta » a neto (Expandir a Pesquisa), a nectar (Expandir a Pesquisa)
3 oil » 3 oils (Expandir a Pesquisa), _ oil (Expandir a Pesquisa), l oil (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 nail complex ca now ) OR ( 3 oil bomb _ now ))) OR ( _ rnap clamp a neta ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 nail complex ca now ) or ( 3 oil bomb _ now ))) or ( _ rnap clamp a neta ))*.