Talvez deva tentar algumas variações de ortografia:
implement control » implementing control (Expandir a busca), employment control (Expandir a busca), movement control (Expandir a busca)
coatings python » coatings without (Expandir a busca)
using coatings » using coating (Expandir a busca), using cuttings (Expandir a busca), sensing coatings (Expandir a busca)
and implement » and complement (Expandir a busca), and implementing (Expandir a busca), and improvement (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons 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 implement control program ) OR ( using coatings python python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder and implement control program ) OR ( using coatings python python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder and implement control program ) OR ( using coatings python python programming ))*.