The Bodleian broadside collection has these variants:

AN ADMIRED SONG CALLED BOCHAL ROW! 2806 c.15(81)

AN ADMIRED SONG CALLED BOCHAL ROW! Harding B 19(25)

THE BOCHAL ROW 2806 b.9(281)

THE BOUGHAL ROE 2806 c.8(299)

MY BOUGHEL ROE Firth b.27(222)

MY BOUGHEL-RO Harding B 17(204a)

MY BOUGHLE-ROE 2806 c.14(79)