Talvez deva tentar algumas variações de ortografia:
java programming » and programming (Expandir a busca), based programming (Expandir a busca), goal programming (Expandir a busca)
vpython classes » vpython colisoes (Expandir a busca)
classes java » classes and (Expandir a busca), classes at (Expandir a busca), classes an (Expandir a busca)
piton python » pitons python (Expandir a busca), in python (Expandir a busca), with python (Expandir a busca)
in piton » in pigeon (Expandir a busca), in pinion (Expandir a busca), in pictou (Expandir a busca)
coder » poder (Expandir a busca), codes (Expandir a busca), coded (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder vpython classes java programming ) OR ( using in piton python programming ))~.