PREOBSERVATION

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abo abs ain air ais ait ane ani ant ape apo apt arb are ars art asp ate ave avo ban bap bar bas bat bee ben bes bet bin bio bis bit boa boo bop bos bot bra bro brr ear eat ens eon era ere ern err ers eta eve ins ion ire its nab nae nap neb nee net nib nip nit nob noo nor nos not oar oat oba obe obi oes one ono ons oot ope ops opt ora orb ore ors ort ose ova pan par pas pat pea pee pen per pes pet pia pie pin pis pit poi poo pot pro psi pst rai ran rap ras rat reb ree rei rep res ret rev ria rib rin rip rob roe rot sab sae sap sat sea see sei sen ser set sib sin sip sir sit sob son sop sot spa sri tab tae tan tao tap tar tas tav tea tee ten tie tin tip tis toe ton too top tor van var vas vat vee vet via vie vis voe

abet abos abri aeon aero ains airn airs airt aits anes anis ante anti ants aper apes apos apse arbs ares arse arts arvo ates atop aver aves avos bait bane bani bans baps bare barn bars base bast bate bats bean bear beat been beep beer bees beet bene bens bent best beta bets bias bier bine bins bint bios biro birr bise bite bits boar boas boat bone boon boor boos boot bops bora bore born bort bota bots brae bran bras brat bree bren brie brin brio bris brit broo bros earn ears ease east eats eave ebon eons epos eras erne erns eros errs erst esne etas etna even ever eves inro into ions iota ires iron isba nabe nabs naoi naos nape naps nave neap near neat nebs neep nest nets neve nevi nibs nipa nips nite nits nobs noes noir nope nori nose nota note nova oars oast oats obas obes obia obis obit oboe ones onos onto oops oots open opes opts orbs ores orra orts osar oven over pain pair pane pans pant pare parr pars part pase past pate pats pave pean pear peas peat peen peer pees pein pens pent peon pere peri pert perv peso pest pets pian pias pier pies pina pine pins pint pion pirn piso pita pits poet pois pone pons poon poor poos pore porn port pose post pots prao prat pree proa pros rain rais rani rant rape raps rapt rare rase rasp rate rato rats rave reap rear rebs rees rein reis rent repo reps rest rete rets revs rias ribs rins riot ripe rips rise rite rive roan roar robe robs roes root rope rose rota rote roti roto rots rove sabe sain sane sari sate sati save sear seat seen seep seer sene sent sept sera sere seta sine sipe sire site snap snib snip snit snob snot soap soar soba sone soon soot sora sorb sore sori sorn sort spae span spar spat spin spit spiv spot stab star step stir stoa stob stop tabs tain tans taos tape taps tare tarn taro tarp tars tavs tear teas teen tees tens tepa tern tier ties tine tins tips tire tiro toea toes tone tons toon tope topi topo tops tora tore tori torn toro torr tors trap tree tres trio trip trop tsar vain vair vane vans vars vase vast vats veep veer vees vein vena vent vera verb vert vest veto vets vibe vier vies vina vine vino visa vise vita voes vote