Talvez deva tentar algumas variações de ortografia:
assays compared » assay compared (Expandir a Pesquisa), assays combined (Expandir a Pesquisa)
held computers » held computer (Expandir a Pesquisa), handheld computers (Expandir a Pesquisa)
fails compared » nails compared (Expandir a Pesquisa), oils compared (Expandir a Pesquisa), soils compared (Expandir a Pesquisa)
compared law » compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa), computer law (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa)
j assays » _ assays (Expandir a Pesquisa), 2 assays (Expandir a Pesquisa), 1 assays (Expandir a Pesquisa)
_ fails » _ fail (Expandir a Pesquisa), _ failed (Expandir a Pesquisa)
law non » law note (Expandir a Pesquisa), thaw non (Expandir a Pesquisa)
a held » a head (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a held computers _ now ) OR ((( _ fails compared a new ) OR ( j assays compared law non ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a held computers _ now ) or ((( _ fails compared a new ) or ( j assays compared law non ))))*.