you can complete the b2 string for 31% and 32% w/ meter... here's what i'm playing with, maybe someone can squeeze out a little more
b2,1,2+4,db1 exdb1 njp 4,df1 for 31%, 33% with jip (you can do 3,3,df1 for the same damage)
b2,1,2+4,db1 exdb1 njp run 2,1,bf2 for 31%, 33% with jip
b2,1,2+4,db1...