-ey a-a a-b a-c aaa aab aac aae aah aak aap aas aay ab- aba abb abc abe abh abk abp abs aby ac- aca acb acc ace ach ack acp acs acy aea aeb aec aee aeh aek aep aes aey aha ahb ahc ahe ahh ahk ahp ahs ahy aka akb akc ake akh akk akp aks ap- apa apb apc ape aph apk app aps apy as- asa asb asc ase ash ask asp ass asy ay- aya ayc aye ayh ayk ayp ays b-p baa bab bac bae bah bak bap bas bay bba bbb bbc bbe bbh bbk bbp bbs bby bca bcb bcc bce bch bck bcp bcs bcy be- bea beb bec bee beh bek bep bes bey bha bhb bhc bhe bhh bhk bhp bhs bka bkb bkc bke bkk bkp bks bpa bpb bpc bpe bph bpp bps bpy bsa bsb bsc bse bsh bsk bsp bss bsy by- bya byc bye byh byk byp bys c-- caa cab cac cae cah cak cap cas cay cba cbb cbc cbe cbh cbk cbp cbs cby cca ccb ccc cce cch cck ccp ccs ce- cea ceb cec cee ceh cek cep ces cey ch- cha chb chc che chh chk chp chs chy cka ckb ckc ckh cks cky cpa cpb cpc cpe cph cpk cpp cps csa csb csc cse csh csk csp css csy cya cyb cyc cye cyk cyp cys eaa eab eac eae eah eak eap eas eba ebb ebc ebe ebh ebk ebp ebs eby ec- eca ecb ecc ece ech eck ecs eea eeb eec eee eek eep ees eey eha ehb ehc ehe ehh ehp ehs eka ekb ekc eke ekh ekp eks eky ep- epa epb epc epe eph epp eps es- esa esb esc ese esh esk esp ess esy eya eyc eye eyp eys haa hab hac hae hah hak hap has hay hba hbb hbc hbe hbh hbk hbp hbs hby hca hcb hcc hce hch hck hcp hcs hcy he- hea heb hec hee heh hek hep hes hey hha hhb hhc hhe hhh hhk hhp hhs hhy hka hkb hkh hkk hkp hks hpa hpb hpc hpe hph hpk hpp hps hpy hsa hsb hsc hse hsh hsk hsp hss hsy hy- hya hyb hyc hye hyh hyp hys hyy ka- kaa kab kac kae kah kak kap kas kay kba kbb kbc kbe kbh kbk kbp kbs kca kcb kcc kce kch kck kcp kcs ke- kea keb kec kee keh kek kep kes key kha khe khh khk khs kkb kkc kke kkh kkk kkp kks kky kpa kpc kpe kph kpk kpp kps ksa ksb ksc kse ksh ksk ksp kss kya kyc kye kyp kys p-p paa pab pac pae pah pak pap pas pay pba pbb pbc pbe pbk pbp pbs pby pca pcb pcc pce pch pck pcp pcs pea peb pec pee peh pek pep pes pey pha phb phc phe phk php phs phy pka pkb pkc pke pkp pks pky ppa ppb ppc ppe pph ppk ppp pps ps- psa psb psc pse psh psk psp pss psy py- pya pyb pyc pye pyk pys saa sab sac sae sah sak sap sas say sba sbb sbc sbe sbh sbk sbp sbs sby sca scb scc sce sch sck scp scs se- sea seb sec see seh sek sep ses sey sh- sha shb shc she shh shk shp shs shy sk- ska skb skc ske skh skk skp sks sky spa spb spc spe sph spk spp sps spy ss- ssa ssb ssc sse ssh ssk ssp sss sy- sya syb syc sye syh syk syp sys yaa yab yac yae yah yak yap yas yay ybc ybe ybp ybs yby yca ycc yce ych ycp ycs ycy yea yeb yec yee yeh yek yep yes yey yha yhc yhe yhs yka ykk ypa yps ysa ysb ysc yse ysk ysp yss ysy yyb yyc yye yys yyy