Talvez deva tentar algumas variações de ortografia:
company phase » company case (Expandir a Pesquisa), company has (Expandir a Pesquisa), comparing phase (Expandir a Pesquisa)
nucl complex » nacl complex (Expandir a Pesquisa), nuclei complex (Expandir a Pesquisa), cl complex (Expandir a Pesquisa)
coal company » oil company (Expandir a Pesquisa), cola company (Expandir a Pesquisa), small company (Expandir a Pesquisa)
all sommer » alf sommer (Expandir a Pesquisa), le sommer (Expandir a Pesquisa), a sommer (Expandir a Pesquisa)
sommer a » sommer _ (Expandir a Pesquisa)
a newton » _ newton (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
3 nucl » 3 null (Expandir a Pesquisa)
l coal » l coll (Expandir a Pesquisa), oil coal (Expandir a Pesquisa)
j all » _ all (Expandir a Pesquisa), b all (Expandir a Pesquisa), j ali (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 all sommer a newton ) or ((( 3 nucl complex case new ) or ( l coal company phase non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j all sommer a newton ) OR ((( 3 nucl complex case new ) OR ( l coal company phase non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j all sommer a newton ) or ((( 3 nucl complex case new ) or ( l coal company phase non ))))*.