Talvez deva tentar algumas variações de ortografia:
control case » control can (Expandir a Pesquisa), controlled case (Expandir a Pesquisa), control cancer (Expandir a Pesquisa)
fast control » pest control (Expandir a Pesquisa), cost control (Expandir a Pesquisa), host control (Expandir a Pesquisa)
nac clamp » dnan clamp (Expandir a Pesquisa), a clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
nat amp » mat amp (Expandir a Pesquisa), fat amp (Expandir a Pesquisa), rat amp (Expandir a Pesquisa)
amp cmp » amp camp (Expandir a Pesquisa), amp amp (Expandir a Pesquisa), ump cmp (Expandir a Pesquisa)
c clamp » _ clamp (Expandir a Pesquisa), a clamp (Expandir a Pesquisa)
j fast » j faust (Expandir a Pesquisa), j fausto (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (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: (( e nat amp cmp n ) or ((( m ((nac clamp) or (c clamp)) _ noh ) or ( j fast control case now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( e nat amp cmp n ) OR ((( m ((nac clamp) OR (c clamp)) _ noh ) OR ( j fast control case now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e nat amp cmp n ) or ((( m ((nac clamp) or (c clamp)) _ noh ) or ( j fast control case now ))))*.