Perhaps you should try some spelling variations:
"sub specie aeternitatis" » "sub species aeternitatis", "sub speci aeternitatis", "sub specimen aeternitatis", "sub speciie aeternitatis", "sub speckie aeternitatis", "sub speie aeternitatis"
"sub specic aeternitatis" » "sub speci aeternitatis", "sub specific aeternitatis", "sub speciic aeternitatis", "sub speckic aeternitatis", "sub speic aeternitatis"
"sub spec aeternitatis" » "sub speci aeternitatis", "sub speck aeternitatis", "sub spe 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 specie aeternitatis") or ("sub specic aeternitatis"))) or ("sub spec aeternitatis"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sub specie aeternitatis") OR ("sub specic aeternitatis"))) OR ("sub spec aeternitatis")).
• Removing quotes may allow a broader search: (((( sub specie aeternitatis ) or ( sub specic aeternitatis ))) or ( sub spec aeternitatis )).
• Adding a wildcard symbol may retrieve word variants: (((("sub specie aeternitatis") or ("sub specic aeternitatis"))) or ("sub spec aeternitatis"))*.