Talvez deva tentar algumas variações de ortografia:
"_ python python python programming" » "_ pythons python python programming" (Expandir a busca), "_ piton python python programming" (Expandir a busca), "_ pitons python python programming" (Expandir a busca)
"coder codec based array problem" » "coder codec based leray problem" (Expandir a busca), "coder codec based parity problem" (Expandir a busca), "decoder codec based array problem" (Expandir a busca), "code code based array problem" (Expandir a busca), "decoder codecs based array problem" (Expandir a busca), "coder code based array problem" (Expandir a busca), "coder coding based array problem" (Expandir a busca), "coder codec phased array problem" (Expandir a busca), "coder codec based spray problem" (Expandir a busca), "coder codec phased arrays problem" (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 codec based array problem\") OR (\"_ python python python programming\"))~".
• Remover as aspas pode possibilitar buscas mais amplas: (( coder codec based array problem ) OR ( _ python python python programming ))~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (("coder codec based array problem") OR ("_ python python python programming"))*.