BACKSTROKE

ab ae ar as at ba be bo er es et ka oe or os re so ta to

abo abs ace act arb arc are ark ars art ask ate bar bas bat bes bet boa bos bot bra bro cab car cat cob cor cos cot ear eat era ers eta kab kae kas kat kea koa kob kor kos oak oar oat oba obe oca oes oka oke ora orb orc ore ors ort ose ras rat reb rec res ret rob roc roe rot sab sac sae sat sea sec ser set ska sob sot tab tae tao tar tas tea toe tor tsk

abet abos aces acre acts aero arbs arco arcs ares arks arse arts ates back bake bare bark bars base bask bast bate bats beak bear beat beck berk best beta bets boar boas boat bock bora bore bork bort bosk bota bots brae bras brat bros cabs cake carb care cark cars cart case cask cast cate cats cero coat cobs coke core cork cors cost cote cots crab ears east eats eras eros erst etas kabs kaes kart kats kbar keas keck kerb keto koas kobs kora kore kors oaks oars oast oats obas obes ocas okas okes okra orbs orca orcs ores orts osar race rack rake rase rate rato rats rebs reck recs rest rets robe robs rock rocs roes rose rota rote rots sabe sack sake sark sate scab scar scat scot sear seat sect sera seta skat soak soar soba soca sock soke sora sorb sore sort stab star stoa stob tabs tace tack taco take taos tare taro tars task teak tear teas toea toes toke tora torc tore tors trek tres tsar