NARROWBANDS

aa ab ad an ar as aw ba bo do na no od on or os ow so wo

aas aba abo abs ado ads ana and arb ars awa awn baa bad ban bar bas boa bod bos bow bra bro brr dab dan daw don dor dos dow nab nan naw nob nod nor nos now oar oba oda ods ons ora orb ors own rad ran ras raw rob rod row sab sad saw sob sod son sow wab wad wan war was won wos

abas abos ados anas ands anna anoa anon ansa arbs awns baas bads band bans bard barn bars bawd boar boas bods bond bora born bows brad bran bras braw bros brow dabs dans darb darn dawn daws dona dons dorr dors down dows drab draw naan nabs nada nana nans naos nard nobs nods nona nows oars obas odas orad orbs orra osar owns rads rand raws road roan roar robs rods rows sand sard sawn snaw snob snow soar soba soda sora sorb sord sorn sown swab swan swob wabs wads wand wans ward warn wars woad wons word worn