-er -ey a-a a-c aaa aac aae aah aar aav aay ac- aca acc ace ach acr acv acy aea aec aee aeh aer aev aey aha ahc ahe ahh ahr ahv ahy ar- ara arc are arh arr arv ary av- ava avc ave avh avr avy ay- aya ayc aye ayh ayr c-- caa cac cae cah car cav cay cca ccc cce cch ccr ccv ce- cea cec cee ceh cer cev cey ch- cha chc che chh chr chv chy cra crc cre crh crr crv cry cva cvc cve cvh cvr cvv cya cyc cye cyr eaa eac eae eah ear eav ec- eca ecc ece ech ecr ecv eea eec eee eer eev eey eha ehc ehe ehh ehr ehv era erc ere erh err erv ery eva evc eve evh evr evv evy eya eyc eye eyr haa hac hae hah har hav hay hca hcc hce hch hcr hcv hcy he- hea hec hee heh her hev hey hha hhc hhe hhh hhr hhv hhy hr- hra hrc hre hrh hrr hrv hv- hva hvc hvr hvv hvy hy- hya hyc hye hyh hyr hyv hyy ra- raa rac rae rah rar rav ray rca rcc rce rch rcr rcv re- rea rec ree reh rer rev rey rh- rha rhc rhe rhh rhr rhv rra rrc rrh rrr rva rvc rve rvh rvr rvv rvy ry- rya ryc rye ryr ryy v-a v-e vaa vac vae vah var vav vay vca vcc vce vch vcr vcy vea vec vee veh ver vey vh- vha vhc vhe vra vrc vre vrh vrr vry vva vvc vvr vvv vye yaa yac yae yah yar yav yay yca ycc yce ych ycv ycy yea yec yee yeh yer yev yey yha yhc yhe yra yrc yre yva yve yvr yvy yyc yye yyy