Talvez deva tentar algumas variações de ortografia:
and programming » _ programming (Expandir a busca), goal programming (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
aijun python » in python (Expandir a busca), piton python (Expandir a busca)
code python » codigo python (Expandir a busca), pacote python (Expandir a busca)
zhang aijun » zhang lijuan (Expandir a busca), zhang xinjun (Expandir a busca), zhang jun (Expandir a busca)
python and » python based (Expandir a busca)
code code » code cdc (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( code code python and programming ) OR ( zhang aijun python python programming ))~.