Perhaps you should try some spelling variations:
"slave revolt" » "save revolt", "suave revolt", "lave revolt", "slave revol", "slave revolu"
"clave revolt" » "clave revol", "clave revolu"
"clave revolte" » "clave revole", "clave revolue", "clave revolver", "clave revolves"
"llave revolta" » "llave revola", "llave revolua", "llave rivolta", "llave revuelta", "llave travolta"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("slave revolt") OR ((("clave revolt") OR ("clave revolte"))))) OR ("llave revolta"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"slave revolt\") OR (((\"clave revolt\") OR (\"clave revolte\"))))) OR (\"llave revolta\"))".
• Removing quotes may allow a broader search: (((( slave revolt ) OR ((( clave revolt ) OR ( clave revolte ))))) OR ( llave revolta )).
• Adding a wildcard symbol may retrieve word variants: (((("slave revolt") OR ((("clave revolt") OR ("clave revolte"))))) OR ("llave revolta"))*.