"ago--never": G docs 1 word vs OpenOffice 2 words.
"tiger-lillies--what": G docs 1 word vs OpenOffice 2 words (IDK what this should "really" be)
"Wanting?--Water": GD 3 words vs OO 2 words
In this case the disagreement springs, exclusively, from if the docs engine believes that double hyphens make a compound word (and potentially handling punctuation in the middle of such a compound word)