Talvez deva tentar algumas variações de ortografia:
competencies control » competencia controle (Expandir a busca), competencias contra (Expandir a busca), companies control (Expandir a busca)
and competencies » and competences (Expandir a busca), and competence (Expandir a busca), of competencies (Expandir a busca)
control programs » control program (Expandir a busca), control problems (Expandir a busca)
cutting method » counting method (Expandir a busca), costing method (Expandir a busca), casting method (Expandir a busca)
using cutting » turning cutting (Expandir a busca), using rotating (Expandir a busca), using resting (Expandir a busca)
method python » method method (Expandir a busca), python python (Expandir a busca)
coder and » code and (Expandir a busca), codes and (Expandir a busca), poder and (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Caso esteja tentando utilizar os operadores booleanos, deve escrevê-los em Letras MAIÚSCULAS: (( coder AND competencies control programs ) OR ( using cutting method python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder and competencies control programs ) OR ( using cutting method python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder and competencies control programs ) OR ( using cutting method python programming ))*.