Talvez deva tentar algumas variações de ortografia:
coder fragmentation » cover fragmentation (Expandir a busca), power fragmentation (Expandir a busca), core fragmentation (Expandir a busca)
fragmentation by » fragmentation of (Expandir a busca), fragmentation in (Expandir a busca), fragmentation on (Expandir a busca)
and programming » _ programming (Expandir a busca), goal programming (Expandir a busca)
python coding » action coding (Expandir a busca), python code (Expandir a busca)
coding in » coding rna (Expandir a busca), coding and (Expandir a busca), coding _ (Expandir a busca)
in python » _ python (Expandir a busca)
by and » by ana (Expandir a busca), by andre (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Caso esteja tentando utilizar os operadores booleanos, deve escrevê-los em Letras MAIÚSCULAS: (( coder fragmentation by AND programming ) OR ( python coding in python programming ))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "(( coder fragmentation by and programming ) OR ( python coding in python programming ))~".
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (( coder fragmentation by and programming ) OR ( python coding in python programming ))*.