Talvez deva tentar algumas variações de ortografia:
nucleus revealed » nucleus reveals (Expandir a Pesquisa), aureus revealed (Expandir a Pesquisa), nuclei reveals (Expandir a Pesquisa)
revealed hot » revealed host (Expandir a Pesquisa), revealed how (Expandir a Pesquisa), revealed photo (Expandir a Pesquisa)
a nucleus » a nuclease (Expandir a Pesquisa), a nuclear (Expandir a Pesquisa), a nucleic (Expandir a Pesquisa)
l roles » al roles (Expandir a Pesquisa), l robles (Expandir a Pesquisa), l role (Expandir a Pesquisa)
roles n » roles en (Expandir a Pesquisa), roles _ (Expandir a Pesquisa), roles a (Expandir a Pesquisa)
oil com » oil co (Expandir a Pesquisa), oil con (Expandir a Pesquisa), oil crop (Expandir a Pesquisa)
hot one » hot zone (Expandir a Pesquisa), pot one (Expandir a Pesquisa), hot zones (Expandir a Pesquisa)
n net » n neto (Expandir a Pesquisa), _ net (Expandir a Pesquisa), u net (Expandir a Pesquisa)
l oil » _ oil (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se retirar as aspas poderá fazer uma pesquisa mais abragente: (( j l roles n net ) or ((( l oil com a new ) or ( a nucleus revealed hot one ))))~.