COUNTBACKS

ab an as at ba bo ka na no nu on os so ta to un us ut

abo abs act ant ask auk ban bas bat boa bos bot bun bus but cab can cat cob con cos cot cub cut kab kas kat koa kob kos nab nob nos not nub nus nut oak oat oba oca oka ons out sab sac sat sau ska sob son sot sou sub suk sun tab tan tao tas tau ton tsk tub tun uns uta uts

abos abut acts ants anus auks aunt auto back bank bans bask bast bats boas boat bock bonk bosk bota bots bout buck buna bunk buns bunt busk bust buts cabs cans cant cask cast cats coat cobs coca cock conk cons cost cots cubs cunt cusk cuts kabs kaon kats knob knot koan koas kobs kuna nabs naos nobs nock nota nous nubs nuts oaks oast oats obas ocas okas onus oust outs sack sank scab scan scat scot scut skat skua snob snot snub soak soba soca sock souk stab stoa stob stub stun suba suck sunk tabs tabu tack taco tank tans taos task taus tons tuba tubs tuck tuna tuns tusk unco unto utas