SUBROSTRAL

ab al ar as at ba bo la lo or os so ta to us ut

abo abs alb als alt arb ars art ass bal bar bas bat boa bos bot bra bro brr bur bus but lab lar las lat lob lot oar oat oba ora orb ors ort our out ras rat rob rot rub rut sab sal sat sau sob sol sos sot sou sub tab tao tar tas tau tor tub urb uta uts

abos abut albs also alto alts arbs arts auto bals bars bass bast bats blat blot blur boar boas boat bola bolt bora bort boss bota bots bout bras brat bros brut bura burl burr burs buss bust buts labs lars lass last lats latu lobs loss lost lota lots lour lout lust oars oast oats obas oral orbs orra orts osar ossa ours oust outs rato rats roar robs rota rotl rots rout rubs rust ruts sabs sals salt saul slab slat slob slot slub slur slut soar soba sobs sola sols sora sorb sort sots soul sour sous stab star stoa stob stub suba subs sura tabs tabu taos taro tars tass taus tola tolu tora torr tors toss tour tsar tuba tubs urbs ursa utas