5 letter words:
burka11,
krubi11,
kauri9,
briar7,
urbia7,
urari5,
4 letter words:
bark10,
birk10,
kbar10,
kagu9,
raki8,
raku8,
brag7,
brig7,
burg7,
garb7,
grab7,
grub7,
abri6,
birr6,
bura6,
burr6,
gaur5,
guar5,
ragi5,
ruga5,
3 letter words:
kab9,
ark7,
auk7,
irk7,
kir7,
bag6,
big6,
bug6,
gab6,
gib6,
arb5,
bar5,
bra5,
brr5,
bur5,
rib5,
rub5,
urb5,
gar4,
rag4,
rig4,
rug4,
air3,
rai3,
ria3,
2 letter words:
ka6,
ki6,
ab4,
ba4,
bi4,
ag3,
ai2,
ar2,