5 letter words:
burka11,
4 letter words:
bark10,
kbar10,
kagu9,
raku8,
brag7,
burg7,
garb7,
grab7,
grub7,
bura6,
gaur5,
guar5,
ruga5,
3 letter words:
kab9,
ark7,
auk7,
bag6,
bug6,
gab6,
arb5,
bar5,
bra5,
bur5,
rub5,
urb5,
gar4,
rag4,
rug4,
2 letter words:
ka6,
ab4,
ba4,
ag3,
ar2,