4 letter words:
jamb15,
juba13,
juga12,
gamb9,
bima8,
iamb8,
gaum7,
magi7,
3 letter words:
biz14,
zag13,
zig13,
jab12,
jam12,
jib12,
jag11,
jig11,
jug11,
bam7,
bum7,
mib7,
bag6,
big6,
bug6,
gab6,
gam6,
gib6,
gum6,
mag6,
mig6,
mug6,
aim5,
ami5,
amu5,
2 letter words:
za11,
ab4,
am4,
ba4,
bi4,
ma4,
mi4,
mu4,
um4,
ag3,
ai2,