-er -ey a-a aaa aae aaf aah aao aap aar aax aay aea aee aef aeh aeo aep aer aex aey af- afa afe aff afh afo afp afr afx afy aha ahe ahf ahh aho ahp ahr ahx ahy aoa aoe aof aoh aoo aop aor aox ap- apa ape apf aph apo app apr apx apy ar- ara are arf arh aro arp arr arx ary ax- axa axe axh axo axp axr axx ay- aya aye ayf ayh ayo ayp ayr ayx eaa eae eaf eah eao eap ear eax eea eee eef eeo eep eer eex eey ef- efa efe eff efh efo efp efr efx eha ehe ehf ehh eho ehp ehr eo- eoa eoe eof eoh eoo eop eor ep- epa epe epf eph epo epp epr epx era ere erf erh ero erp err ery ex- exa exe exh exo exp exr exx exy eya eye eyo eyp eyr faa fae faf fah fao fap far fax fay fea fee fef feh feo fep fer fex fey ffa ffe fff ffh ffo ffp ffr ffx ffy fha fhe fhf fhh fho fhp fhr foa foe fof foh foo fop for fox foy fpa fpe fph fpo fpp fpr fpx fpy fra fre frf frh fro frp frr fry fxe fxp fxr fxx fy- fya fye fyo fyp haa hae haf hah hao hap har hax hay he- hea hee hef heh heo hep her hex hey hfa hfe hff hfh hfo hfp hfr hfy hha hhe hhf hhh hho hhp hhr hhy hoa hoe hof hoh hoo hop hor hox hoy hpa hpe hpf hph hpo hpp hpr hpy hr- hra hre hrf hrh hro hrp hrr hy- hya hye hyh hyo hyp hyr hyy oaa oae oaf oah oao oap oar oax oea oee oef oeh oeo oep oer oex oey of- ofa ofe off ofo ofp ofr ofx oha ohe ohf ohh oho ohp ohr oo- ooa oof ooh ooo oop oor oox op- opa ope opf oph opo opp opr opx opy or- ora ore orf orh oro orp orr orx ory ox- oxa oxf oxo oxx oxy oya oye oyo p-p paa pae paf pah pao pap par pax pay pea pee pef peh peo pep per pex pey pfa pfe pff pfo pfp pfr pfx pfy pha phe phf pho php phr phx phy poa poe pof poh poo pop por pox poy ppa ppe ppf pph ppo ppp ppr ppx pra pre prf prh pro prp prr prx pry pxe pxr py- pya pye pyf pyo pyr pyx ra- raa rae raf rah rao rap rar rax ray re- rea ree ref reh reo rep rer rex rey rfa rfe rff rfh rfo rfp rfr rh- rha rhe rhf rhh rho rhp rhr roa roe rof roh roo rop ror rox roy rpa rpe rpf rph rpo rpp rpr rpx rra rrf rrh rrp rrr rxp rxr ry- rya rye ryf ryo ryr ryy xaa xaf xap xar xee xep xer xex xfa xfe xfh xfx xhp xoa xof xoo xop xor xox xpa xpe xpf xpo xpp xrf xrx xry xxo xxp xxx xxy xyp xyr xyy yaa yae yaf yah yao yap yar yax yay yea yee yef yeh yeo yep yer yex yey yfa yfe yff yfr yha yhe yoe yof yoo yop yor yox yoy ypa ypf ypo yra yre yrf yro yrp yxa yxe yxy yye yyf yyy