Perhaps you should try some spelling variations:
"sub specice aeternitatis" » "sub specic aeternitatis", "sub specimen aeternitatis", "sub specicce aeternitatis", "sub specce aeternitatis"
"sub speci aeternitatis" » "sub specic aeternitatis", "sub spec aeternitatis"
"sub speck aeternitatis" » "sub speak aeternitatis", "sub speek aeternitatis", "sub spec aeternitatis"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("sub specice aeternitatis") or ((("sub speci aeternitatis") or ("sub speck aeternitatis"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sub specice aeternitatis") OR ((("sub speci aeternitatis") OR ("sub speck aeternitatis")))).
• Removing quotes may allow a broader search: (( sub specice aeternitatis ) or ((( sub speci aeternitatis ) or ( sub speck aeternitatis )))).
• Adding a wildcard symbol may retrieve word variants: (("sub specice aeternitatis") or ((("sub speci aeternitatis") or ("sub speck aeternitatis"))))*.