Talvez deva tentar algumas variações de ortografia:
analysis methods » analysis method (Expandir a Pesquisa), analytical methods (Expandir a Pesquisa)
zonal method » clonal method (Expandir a Pesquisa), zone method (Expandir a Pesquisa), zonality method (Expandir a Pesquisa)
panel method » kernel method (Expandir a Pesquisa), novel method (Expandir a Pesquisa), gel method (Expandir a Pesquisa)
methods can » methods case (Expandir a Pesquisa)
method cjad » methods cjad (Expandir a Pesquisa), methods cjab (Expandir a Pesquisa), method cat (Expandir a Pesquisa)
method can » method case (Expandir a Pesquisa)
j analysis » j analytic (Expandir a Pesquisa)
j zonal » _ zonal (Expandir a Pesquisa), a zonal (Expandir a Pesquisa), la zonal (Expandir a Pesquisa)
j panel » j panek (Expandir a Pesquisa), j pagel (Expandir a Pesquisa), j panei (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 zonal method can ) or ( j analysis methods can ))) or ( j panel method cjad ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j zonal method can ) OR ( j analysis methods can ))) OR ( j panel method cjad ))*.