Talvez deva tentar algumas variações de ortografia:
comparing copd » comparing cold (Expandir a Pesquisa), comparing copy (Expandir a Pesquisa), comparing covid (Expandir a Pesquisa)
neil comparing » detail comparing (Expandir a Pesquisa), trial comparing (Expandir a Pesquisa), level comparing (Expandir a Pesquisa)
neil complex » nail complex (Expandir a Pesquisa), snail complex (Expandir a Pesquisa), cell complex (Expandir a Pesquisa)
l compere » w compere (Expandir a Pesquisa), l comper (Expandir a Pesquisa), l compared (Expandir a Pesquisa)
compere a » compare a (Expandir a Pesquisa), compete a (Expandir a Pesquisa), compere _ (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
copd now » copd new (Expandir a Pesquisa), copd non (Expandir a Pesquisa), copd co (Expandir a Pesquisa)
a newly » _ newly (Expandir a Pesquisa)
p neil » a neil (Expandir a Pesquisa), p neal (Expandir a Pesquisa), p neis (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 compere a newly ) or ((( p neil complex case now ) or ( j neil comparing copd now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l compere a newly ) OR ((( p neil complex case now ) OR ( j neil comparing copd now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l compere a newly ) or ((( p neil complex case now ) or ( j neil comparing copd now ))))*.