I do not know, After 66P+K isn't your only option 4 which Sabaki's Mid p's and other attacks and a few strings, after 66P+K she can also do H+K i believe someone please correct me if im nissing anything
Closest We are getting to a DOA5U Sarah combo thread so:
8 hit Cb setup Normal Hit :4::p+k: FLA:P: :6::p+k::3::P::K::h: FLA:P::2::K: :236::p+k: (walk around too the side of the Opponent to where the 4H+K bounds them high) (:4::h+k: :P:)x2 :4::h+k: (from here you can do 6H+K and get a Force...
This will hopefully be a User-contributed Guide for jacky players new and old, if users could Post which moves they think Jacky players should incorporate (besides level 1-3 in Combo Challenge)
for me the MAIN IMPORTANT ones are
3P+K :5: T
6KH((just Frame a rapid one movement press of all three...