TRIDIAPASON

aa ad ai an ar as at do id in is it na no od oi on op or os pa pi si so ta ti to

aas ado ads aid ain air ais ait ana and ani ant apo apt ars art asp dan dap din dip dis dit don dor dos dot ids ins ion its nap nip nit nod nor nos not oar oat oda ods ons ops opt ora ors ort pad pan par pas pat pia pin pis pit pod poi pot pro psi pst rad rai ran rap ras rat ria rid rin rip rod rot sad sap sat sin sip sir sit sod son sop sot spa sri tad tan tao tap tar tas tin tip tis tod ton top tor

adit ados aids ains airn airs airt aits anas ands anis anoa ansa anta anti ants apod apos aria arid arts atap atop dais dans daps darn dart data dato dino dins dint dips dipt dirt dita dits doat doit dona dons dopa dorp dors dost dots drat drip drop inia inro inti into ions iota irid iris iron nada naoi naos napa naps nard nidi nipa nips nisi nits nodi nods noir nori nota oars oast oats odas opts orad orts osar padi pads paid pain pair pans pant para pard pars part past pats pian pias pina pins pint pion pirn piso pita pits pods pois pond pons porn port post pots prao prat proa prod pros rads raia raid rain rais rand rani rant raps rapt rasp rato rats rias rids rind rins riot rips road roan rods rota roti rots sadi said sain sand sard sari sati snap snip snit snot soap soar soda sora sord sori sorn sort span spar spat spin spit spot star stir stoa stop tads tain tans taos tapa taps tarn taro tarp tars tins tipi tips tiro toad tods tons topi tops tora tori torn tors trad trap trio trip trod trop tsar