Talvez deva tentar algumas variações de ortografia:
efficient programming » efficient processing (Expandir a busca), fragment programming (Expandir a busca)
level efficient » novel efficient (Expandir a busca), label efficient (Expandir a busca), genes efficient (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
coder coder » coder decoder (Expandir a busca), code code (Expandir a busca), decoder codec (Expandir a busca)
coder level » code level (Expandir a busca), cover level (Expandir a busca), copper level (Expandir a busca)
in python » _ python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder coder level efficient programming ) OR ( in python python python programming ))~.