Talvez deva tentar algumas variações de ortografia:
diffraction scattering » diffraction patterns (Expandir a busca), diffraction pattern (Expandir a busca), diffraction grating (Expandir a busca)
scattering decrease » scattering degrades (Expandir a busca)
code diffraction » powder diffraction (Expandir a busca), wedge diffraction (Expandir a busca), wave diffraction (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pytm python (Expandir a busca)
code code » code cdc (Expandir a busca)
in pitons » in pigeons (Expandir a busca), in picos (Expandir a busca), _ pitons (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( code code diffraction scattering decrease ) OR ( in pitons python python programming ))~.