UNBREATHABLE

aa ab ae ah al an ar at ba be eh el en er et ha he la na ne nu re ta uh un ut

aah aal aba aha ala alb ale alt ana ane ant arb are art ate baa bah bal ban bar bat bee bel ben bet bra bub bun bur but ear eat eau ebb eel era ere ern eta eth hae hat hen her het hub hue hun hut lab lar lat lea lee let leu nab nae nah neb nee net nth nub nut rah ran rat reb ree ret rub rue run rut tab tae tan tar tau tea tee tel ten the tub tun urb urn uta ute

abba abbe abet able abut alae alan alar alba alee anal anta ante area aunt aura baal baba babe babu baht bale bane barb bare barn bate bath bean bear beat beau been beer beet belt bene bent beta beth bhut blab blae blah blat bleb blet blub blue blur brae bran brat bree bren brut buhl buhr bulb buna bunt bura burb burl burn bute earl earn eath elan erne etna haar habu haen haet hale halt hant hare harl hart hate haul haut heal hear heat hebe heel hent herb here herl hern hula hunt hurl hurt lane late lath latu lean lear leer leet lehr lent lube luna lune lunt lure lute nabe nala near neat nurl rale rant rate rath real reel rent rete rhea rube rule rune runt ruth tabu tael tahr tala tale tare tarn teal tear teel teen tela tele tern thae than thee then thru tree true tuba tube tule tuna tune turn ulan ulna unbe urea