NOTCHBACKS

ab ah an as at ba bo ha ho ka na no oh on os sh so ta to

abo abs act ahs ant ash ask bah ban bas bat boa bos bot cab can cat cob con cos cot hao has hat hob hon hos hot kab kas kat koa kob kos nab nah nob noh nos not nth oak oat oba oca ohs oka ons sab sac sat sha ska sob son sot tab tan tao tas tho ton tsk

abos acts ankh ants bach back baht bank bans bash bask bast bath bats boas boat bock bonk bosh bosk bota both bots cabs cans cant cash cask cast cats chao chat chon coat cobs coca cock conk cons cosh cost cots hack hank hant hast hats hobs hock honk hons host hots kabs kaon kats khan khat knob knot koan koas kobs nabs naos nobs nock nosh nota oaks oast oath oats obas ocas okas sack sank scab scan scat scot shat shot skat snob snot soak soba soca sock soth stab stoa stob tabs tach tack taco tank tans taos task than tons tosh