http://www.fansnetwork.co.uk/football/queensparkrangers/news/42346//?scrollto=post38914 This report is a bit different to others, as it sees to analyse the laws of the game more than the actual footy. Well worth a leisurely read - pure entertainment.
"A tenth goal of the season from a corner for Rangers too – the most in the division – amazing what can happen when Joey Barton isn’t taking all your set pieces any more." Interesting!
https://www.statbunker.com/competitions/MostAssists?comp_id=524 Not exactly answering your question but this site reckons both Phillips and Luongo have five assists and Faurlin has fewer, so four at most. Then again, the assist leading to a goal from a corner isn't necessarily the corner itself.