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)
costing methods » costing method (Expandir a busca)
methods python » methods action (Expandir a busca), pythons python (Expandir a busca), methods method (Expandir a busca)
using costing » using coating (Expandir a busca), using boosting (Expandir a busca), using coatings (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: (( code AND competencies control programs ) OR ( using costing methods python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( code and competencies control programs ) OR ( using costing methods python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( code and competencies control programs ) OR ( using costing methods python programming ))*.