Talvez deva tentar algumas variações de ortografia:
activities promoting » activities propositions (Expandir a busca), activity promotion (Expandir a busca), activities among (Expandir a busca)
central activities » control activities (Expandir a busca), general activities (Expandir a busca), dental activities (Expandir a busca)
python coding » python codigo (Expandir a busca), action coding (Expandir a busca), python code (Expandir a busca)
coding python » codigo python (Expandir a busca), codigos python (Expandir a busca), using python (Expandir a busca)
coder central » poder central (Expandir a busca), over central (Expandir a busca), lower central (Expandir a busca)
coder python » codigo python (Expandir a busca), compra python (Expandir a busca)
python coder » python code (Expandir a busca), python codigo (Expandir a busca), python redes (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 python coding python programming ) OR ( python coder central activities promoting ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder python coding python programming ) OR ( python coder central activities promoting ))*.