Talvez deva tentar algumas variações de ortografia:
fractional problems » functional problems (Expandir a busca), practical problems (Expandir a busca), variational problems (Expandir a busca)
coder functioning » models functioning (Expandir a busca), proper functioning (Expandir a busca), role functioning (Expandir a busca)
functioning diff » functioning dif (Expandir a busca), functioning icf (Expandir a busca), functioning of (Expandir a busca)
diff fractional » of fractional (Expandir a busca), aids fractional (Expandir a busca), coding fractional (Expandir a busca)
coding python » codigo python (Expandir a busca), codigos python (Expandir a busca), using python (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
using coding » using coping (Expandir a busca), using coating (Expandir a busca), using cooking (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( coder functioning diff fractional problems ) OR ( using coding python python programming ))~.