OBSERVATIN

ab ae ai an ar as at ba be bi bo en er es et in is it na ne no oe oi on or os re si so ta ti to

abo abs ain air ais ait ane ani ant arb are ars art ate ave avo ban bar bas bat ben bes bet bin bio bis bit boa bos bot bra bro ear eat ens eon era ern ers eta ins ion ire its nab nae neb net nib nit nob nor nos not oar oat oba obe obi oes one ons ora orb ore ors ort ose ova rai ran ras rat reb rei res ret rev ria rib rin rob roe rot sab sae sat sea sei sen ser set sib sin sir sit sob son sot sri tab tae tan tao tar tas tav tea ten tie tin tis toe ton tor van var vas vat vet via vie vis voe

abet abos abri aeon aero ains airn airs airt aits anes anis ante anti ants arbs ares arse arts arvo ates aver aves avos bait bane bani bans bare barn bars base bast bate bats bean bear beat bens bent best beta bets bias bier bine bins bint bios biro bise bite bits boar boas boat bone bora bore born bort bota bots brae bran bras brat bren brie brin brio bris brit bros earn ears east eats ebon eons eras erns eros erst etas etna inro into ions iota ires iron isba nabe nabs naoi naos nave near neat nebs nest nets nevi nibs nite nits nobs noes noir nori nose nota note nova oars oast oats obas obes obia obis obit ones orbs ores orts osar oven over rain rais rani rant rase rate rato rats rave rebs rein reis rent rest rets revs rias ribs rins riot rise rite rive roan robe robs roes rose rota rote roti rots rove sabe sain sane sari sate sati save sear seat sent sera seta sine sire site snib snit snob snot soar soba sone sora sorb sore sori sorn sort stab star stir stoa stob tabs tain tans taos tare tarn taro tars tavs tear teas tens tern tier ties tine tins tire tiro toea toes tone tons tora tore tori torn tors tres trio tsar vain vair vane vans vars vase vast vats vein vena vent vera verb vert vest veto vets vibe vier vies vina vine vino visa vise vita voes vote