Talvez deva tentar algumas variações de ortografia:
optimal methods » optical methods (Expandir a Pesquisa), optimal method (Expandir a Pesquisa), optical method (Expandir a Pesquisa)
methods cream » methods ofreal (Expandir a Pesquisa), methods can (Expandir a Pesquisa), methods cjad (Expandir a Pesquisa)
anil methods » animal methods (Expandir a Pesquisa), all methods (Expandir a Pesquisa), al methods (Expandir a Pesquisa)
anal methods » anal method (Expandir a Pesquisa), manual methods (Expandir a Pesquisa), analog methods (Expandir a Pesquisa)
methods real » methods reveal (Expandir a Pesquisa), methods reveals (Expandir a Pesquisa), methods realist (Expandir a Pesquisa)
methods cam » methods can (Expandir a Pesquisa), method cam (Expandir a Pesquisa), methods cad (Expandir a Pesquisa)
_ optimal » _ optical (Expandir a Pesquisa)
j anil » raj anil (Expandir a Pesquisa), j anibal (Expandir a Pesquisa), vij anil (Expandir a Pesquisa)
j anal » j anibal (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 anil methods cream ) or ( j anal methods real ))) or ( _ optimal methods cam ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j anil methods cream ) OR ( j anal methods real ))) OR ( _ optimal methods cam )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j anil methods cream ) or ( j anal methods real ))) or ( _ optimal methods cam ))*.