Now that the assembled 'Catters are on the search for these lyrics we ought to find something but if not, then Nil Desperandum we'll just admit we've drawn a blank
At least we've found some words to fill the vacuum, eventually we'll have enough for the hole song.

To quote Ringo (or at least the actor playing him in Yellow Submarine):
I've got a hole in my pocket; well, half a hole anyway. I gave the other half to Jeremy"!