Tal vez debería intentar con algunas variantes ortográficas:
"children's digital and children's poetry" » "children's hospital and children's poetry", "children's mental and children's poetry", "children's dietary and children's poetry"
"children's digest and children's plays" » "children's dignity and children's plays", "children's best and children's plays", "children's first and children's plays", "children's digest and children's play"

Puede conseguir más resultados ajustando la consulta de búsqueda.

• Realizar una búsqueda difusa puede recuperar términos con ortografía similares: (("children's digest and children's plays") or ("children's digital and children's poetry"))~.
• Si está tratando de utilizar operadores booleanos, deberán estar TODOS EN MAYUSCULAS: (("children's digest and children's plays") OR ("children's digital and children's poetry")).
• Eliminando comillas puede permitir una búsqueda más amplia: (( children's digest and children's plays ) or ( children's digital and children's poetry )).
• Agregando un comodín puede recuperar variantes de palabras: (("children's digest and children's plays") or ("children's digital and children's poetry"))*.