Talvez deva tentar algumas variações de ortografia:
physical properties » mechanical properties (Expandir a busca)
exchanges physical » change physical (Expandir a busca), exchanges chemical (Expandir a busca), enhances physical (Expandir a busca)
and exchanges » and exchange (Expandir a busca), and changes (Expandir a busca), gas exchanges (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
python code » python coding (Expandir a busca), python redes (Expandir a busca)
code python » codigo python (Expandir a busca), pacote python (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: (( decrease AND exchanges physical properties ) OR ( python code python python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( decrease and exchanges physical properties ) OR ( python code python python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( decrease and exchanges physical properties ) OR ( python code python python programming ))*.