-ey a-a a-b a-i aaa aab aae aai aan aao aap aas aay ab- aba abb abe abi abn abo abp abs aby aea aeb aee aei aen aeo aep aes aey ai- aia aib aie aii ain aio aip ais aiy an- ana anb ane ani ann ano anp ans any aoa aob aoe aoi aon aoo aop aos ap- apa apb ape api apn apo app aps apy as- asa asb ase asi asn aso asp ass asy ay- aya aye ayi ayn ayo ayp ays b-p baa bab bae bai ban bao bap bas bay bba bbb bbe bbi bbn bbo bbp bbs bby be- bea beb bee bei ben beo bep bes bey bi- bia bib bie bii bin bio bip bis biy bna bnb bne bni bnn bno bnp bns boa bob boe boi bon boo bop bos boy bpa bpb bpe bpi bpn bpo bpp bps bpy bsa bsb bse bsi bsn bso bsp bss bsy by- bya bye byi byn byo byp bys eaa eab eae eai ean eao eap eas eba ebb ebe ebi ebn ebo ebp ebs eby eea eeb eee een eeo eep ees eey eia eib eie eii ein eio eip eis en- ena enb ene eni enn eno enp ens eny eo- eoa eob eoe eoi eon eoo eop eos ep- epa epb epe epi epn epo epp eps es- esa esb ese esi esn eso esp ess esy eya eye eyn eyo eyp eys ia- iaa iab iae iai ian iao iap ias iba ibb ibe ibi ibn ibo ibp ibs iby ie- iea iee iei ien iep ies iey iia iib iie iii iin iio iip iis in- ina inb ine ini inn ino inp ins iny io- ioa iob ioe ioi ion ioo iop ios ipa ipb ipe ipi ipn ipo ipp ips ipy is- isa isb ise isi isn iso isp iss isy iya iye iyo iys iyy n-i naa nab nae nai nan nao nap nas nay nba nbb nbe nbi nbn nbo nbp nbs ne- nea neb nee nei nen neo nep nes ney nia nib nie nii nin nio nip nis nna nnb nne nni nnn nno nnp nns no- noa nob noe noi non noo nop nos noy npa npb npe npi npn npo npp nps nsa nsb nse nsi nsn nso nsp nss nsy nya nye nyn nyo nyp nys nyy o-i oaa oab oae oai oan oao oap oas ob- oba obb obe obi obn obo obp obs oby oea oeb oee oei oen oeo oep oes oey oia oib oie oii oin oio oip ois on- ona onb one oni onn ono onp ons ony oo- ooa oob ooi oon ooo oop oos op- opa opb ope opi opn opo opp ops opy os- osa osb ose osi osn oso osp oss oya oye oyi oyo oys p-p paa pab pae pai pan pao pap pas pay pba pbb pbe pbi pbn pbo pbp pbs pby pea peb pee pei pen peo pep pes pey pia pib pie pii pin pio pip pis pn- pna pnb pne pni pnn pno pnp pns pny poa pob poe poi pon poo pop pos poy ppa ppb ppe ppi ppn ppo ppp pps ps- psa psb pse psi psn pso psp pss psy py- pya pyb pye pyn pyo pys saa sab sae sai san sao sap sas say sba sbb sbe sbi sbn sbo sbp sbs sby se- sea seb see sei sen seo sep ses sey sia sib sie sii sin sio sip sis sna snb sne sni snn sno snp sns sny soa sob soe soi son soo sop sos soy spa spb spe spi spn spo spp sps spy ss- ssa ssb sse ssi ssn sso ssp sss sy- sya syb sye syi syn syp sys yaa yab yae yai yan yao yap yas yay ybe ybi ybp ybs yby yea yeb yee yei yen yeo yep yes yey yie yii yin yio yip yis yna yne ynn ynp yns yny yob yoe yoi yon yoo yop yos yoy ypa ypo yps ysa ysb yse ysi yso ysp yss ysy yyb yye yys yyy