Perhaps you should try some spelling variations:
"slave revolt" » "clave revolt", "llave revolt", "save revolt", "slave revolta", "slave revolu"
"slave revoltae" » "clave revoltae", "llave revoltae", "save revoltae", "slave revoltaae", "slave revoluae", "slave revolta", "slave revolve"
"slave rivolta" » "clave rivolta", "llave rivolta", "save rivolta"
"slave resolver" » "clave resolver", "llave resolver", "save resolver"

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 ((((("slave revoltae") OR ("slave rivolta"))) OR ("slave resolver"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"slave revolt\") OR (((((\"slave revoltae\") OR (\"slave rivolta\"))) OR (\"slave resolver\"))))".
• Removing quotes may allow a broader search: (( slave revolt ) OR ((((( slave revoltae ) OR ( slave rivolta ))) OR ( slave resolver )))).
• Adding a wildcard symbol may retrieve word variants: (("slave revolt") OR ((((("slave revoltae") OR ("slave rivolta"))) OR ("slave resolver"))))*.