-
nonurban 10
-
unborn 8
-
aborn 7
-
baron 7
-
bourn 7
-
buran 7
-
unban 7
-
unbar 7
-
urban 7
-
barn 6
-
baur 6
-
boar 6
-
bona 6
-
bora 6
-
born 6
-
boun 6
-
bran 6
-
buna 6
-
bunn 6
-
bura 6
-
burn 6
-
arb 5
-
ban 5
-
bar 5
-
boa 5
-
bon 5
-
bor 5
-
bra 5
-
bro 5
-
bru 5
-
bun 5
-
bur 5
-
nab 5
-
nob 5
-
nub 5
-
oba 5
-
orb 5
-
rob 5
-
rub 5
-
urb 5
-
anno 4
-
anon 4
-
nano 4
-
nona 4
-
noun 4
-
ourn 4
-
raun 4
-
roan 4
-
urao 4
-
ann 3
-
nan 3
-
non 3
-
nor 3
-
nun 3
-
nur 3
-
oar 3
-
ora 3
-
our 3
-
ran 3
-
rna 3
-
run 3
-
urn 3