也许你应该尝试一些拼写变化:
"public administration" » "publica administration" (扩展搜索), "publico administration" (扩展搜索), "publicas administration" (扩展搜索), "public administracao" (扩展搜索)
"publicoss administration" » "publicaoss administration" (扩展搜索), "publicooss administration" (扩展搜索), "publicasoss administration" (扩展搜索), "publicoss administracao" (扩展搜索), "publicos administration" (扩展搜索), "publico administration" (扩展搜索), "publicas administration" (扩展搜索)
"publicoa administration" » "publicaoa administration" (扩展搜索), "publicooa administration" (扩展搜索), "publicasoa administration" (扩展搜索), "publicoa administracao" (扩展搜索), "publica administration" (扩展搜索), "publico administration" (扩展搜索), "publicos administration" (扩展搜索)

Você pode obter mais resultados ajustando o argumento de busca.

• As palavras AND, OR e NOT pode ocasionar problemas na busca; tente utilizar as aspas: "((((\"public administration\") OR (\"publicoss administration\"))) OR (\"publicoa administration\"))~".
• Remover as aspas pode possibilitar buscas mais amplas: (((( public administration ) OR ( publicoss administration ))) OR ( publicoa administration ))~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (((("public administration") OR ("publicoss administration"))) OR ("publicoa administration"))*.