Talvez deva tentar algumas variações de ortografia:
early impaired » really impaired (Expandir a Pesquisa), partly impaired (Expandir a Pesquisa), early impairment (Expandir a Pesquisa)
nair clamp » nair alap (Expandir a Pesquisa)
campo cam » campo com (Expandir a Pesquisa), kampo cam (Expandir a Pesquisa), campo campo (Expandir a Pesquisa)
a early » a earley (Expandir a Pesquisa), a earl (Expandir a Pesquisa), via early (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
y campo » _ campo (Expandir a Pesquisa), a campo (Expandir a Pesquisa), y cambio (Expandir a Pesquisa)
cam ngo » cam ngoc (Expandir a Pesquisa), cam ng (Expandir a Pesquisa), cam ngf (Expandir a Pesquisa)
j nair » _ nair (Expandir a Pesquisa), g nair (Expandir a Pesquisa), a nair (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (Expandir a Pesquisa)
a go » a g (Expandir a Pesquisa), a o (Expandir a Pesquisa), _ go (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: (( a early impaired a go ) or ((( j nair clamp a now ) or ( j y campo cam ngo ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a early impaired a go ) OR ((( j nair clamp a now ) OR ( j y campo cam ngo )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a early impaired a go ) or ((( j nair clamp a now ) or ( j y campo cam ngo ))))*.