Talvez deva tentar algumas variações de ortografia:
"and optimization of computer programmers" » "and optimization of computer programs" (Expandir a busca), "and optimization of computer programming" (Expandir a busca), "and optimization of computers programming" (Expandir a busca)
"advanced pythons python computer programa" » "advanced pythons python computer program" (Expandir a busca), "advanced pythons python computer programs" (Expandir a busca), "advanced pythons python computer programme" (Expandir a busca), "advanced methods python computer programa" (Expandir a busca), "advanced symphony python computer programa" (Expandir a busca), "advanced method python computer programa" (Expandir a busca), "advanced python python computer programa" (Expandir a busca), "advanced pitons python computer programa" (Expandir a busca), "advanced piton python computer programa" (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: "((\"and optimization of computer programmers\") OR (\"advanced pythons python computer programa\"))~".
• Remover as aspas pode possibilitar buscas mais amplas: (( and optimization of computer programmers ) OR ( advanced pythons python computer programa ))~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (("and optimization of computer programmers") OR ("advanced pythons python computer programa"))*.