Perhaps you should try some spelling variations:
"marcus forth a" » "marcus horeth a", "marcus morton a", "marched forth a", "marcus forth _", "marcus worth a", "marcus forth i"
"marcus foth a" » "marcus 4th a", "marcus horeth a", "marcus enoch a", "marcus both a", "marcus roth a", "marcus moth a"
"marcus ruth a" » "marcus brutus a", "marcus bruan a", "marcus bruun a"
"marcus a a" » "marcus _ a", "marcus j a", "marcus a la"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("marcus a a") OR ((((("marcus foth a") OR ("marcus ruth a"))) OR ("marcus forth a")))).
• Removing quotes may allow a broader search: (( marcus a a ) or ((((( marcus foth a ) or ( marcus ruth a ))) or ( marcus forth a )))).
• Adding a wildcard symbol may retrieve word variants: (("marcus a a") or ((((("marcus foth a") or ("marcus ruth a"))) or ("marcus forth a"))))*.