Talvez deva tentar algumas variações de ortografia:
line programming » linear programming (Expandir a busca), cone programming (Expandir a busca), linear programmin (Expandir a busca)
coder upgrading » power upgrading (Expandir a busca), does upgrading (Expandir a busca), score upgrading (Expandir a busca)
upgrading line » upgrading in (Expandir a busca), upgrading bone (Expandir a busca), upgrading land (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)
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 upgrading line programming ) OR ( in python python python programming )).