Talvez deva tentar algumas variações de ortografia:
methodology problems » methodology problem (Expandir a busca), methodology process (Expandir a busca), methodological problems (Expandir a busca)
motion surface » cotton surface (Expandir a busca), position surface (Expandir a busca), sorption surface (Expandir a busca)
working method » working methods (Expandir a busca), cooking method (Expandir a busca), stocking method (Expandir a busca)
using working » nursing working (Expandir a busca), during working (Expandir a busca), using docking (Expandir a busca)
method python » method method (Expandir a busca), python python (Expandir a busca)
coder motion » coder solution (Expandir a busca), proper motion (Expandir a busca), order motions (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder motion surface methodology problems ) OR ( using working method python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder motion surface methodology problems ) OR ( using working method python programming ))*.