Here's the most damage I've been able to get off Filia's ground throw midscreen for 1 meter, it does around 5.1K.
Throw, MP Ringlet Spike,
Dash, Crouch, Dash
s.MK, s.HP,
j.HK, Airdash, j.LK, j.HP (restands), j.HK,
c.MP,
j.MK(2), HK Hairball, j.MP,
s.LPx2, s.LK, s.MP, c.MK, c.HP, HK Hairball...