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)
"publicosa administration" » "publicaosa administration" (扩展搜索), "publicoosa administration" (扩展搜索), "publicasosa administration" (扩展搜索), "publicosa administracao" (扩展搜索), "publicos administration" (扩展搜索), "publica administration" (扩展搜索), "publico administration" (扩展搜索)
"publicoasa administration" » "publicaoasa administration" (扩展搜索), "publicooasa administration" (扩展搜索), "publicasoasa administration" (扩展搜索), "publicoasa administracao" (扩展搜索), "publicas 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 (((\"publicosa administration\") OR (\"publicoasa administration\"))))~".
• Remover as aspas pode possibilitar buscas mais amplas: (( public administration ) OR ((( publicosa administration ) OR ( publicoasa administration ))))~.
• Adicionar um caractere curinga pode recuperar variações da palavra buscada: (("public administration") OR ((("publicosa administration") OR ("publicoasa administration"))))*.