Talvez deva tentar algumas variações de ortografia:
"coder coverage on teaching programming" » "coder coverage on teaching program" (Expandir a busca), "code coverage on teaching programming" (Expandir a busca), "cancer coverage on teaching programming" (Expandir a busca), "center coverage on teaching programming" (Expandir a busca), "coder coverage of teaching programming" (Expandir a busca), "coder coverage in teaching programming" (Expandir a busca), "coder coverage and teaching programming" (Expandir a busca), "coder coverage en teaching programming" (Expandir a busca)
"_ python python python programming" » "_ pythons python python programming" (Expandir a busca), "_ piton python python programming" (Expandir a busca), "_ pitons python python programming" (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Fazer uma busca fuzzy pode resultar em termos de grafias semelhantes: (("coder coverage on teaching programming") OR ("_ python python python programming"))~.
• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "((\"coder coverage on teaching programming\") OR (\"_ python python python programming\"))".
• Remover as aspas pode possibilitar buscas mais amplas: (( coder coverage on teaching programming ) OR ( _ python python python programming )).
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (("coder coverage on teaching programming") OR ("_ python python python programming"))*.