a-a a-b a-i aaa aab aah aai aao aap aas aay ab- aba abb abh abi abo abp abs aby aha ahb ahh ahi aho ahp ahs ahy ai- aia aib aih aii aio aip ais aiy aoa aob aoh aoi aoo aop aos ap- apa apb aph api apo app aps apy as- asa asb ash asi aso asp ass asy ay- aya ayh ayi ayo ayp ays b-p baa bab bah bai bao bap bas bay bba bbb bbh bbi bbo bbp bbs bby bha bhb bhh bhi bho bhp bhs bi- bia bib bih bii bio bip bis biy boa bob boh boi boo bop bos boy bpa bpb bph bpi bpo bpp bps bpy bsa bsb bsh bsi bso bsp bss bsy by- bya byh byi byo byp bys h-i haa hab hah hai hao hap has hay hba hbb hbh hbi hbo hbp hbs hby hha hhb hhh hhi hho hhp hhs hhy hia hib hih hii hio hip his hoa hob hoh hoi hoo hop hos hoy hpa hpb hph hpi hpo hpp hps hpy hsa hsb hsh hsi hsp hss hsy hy- hya hyb hyh hyi hyo hyp hys hyy ia- iaa iab iah iai iao iap ias iba ibb ibh ibi ibo ibp ibs iby iha ihb ihh ihi iho ihp ihs ihy iia iib iih iii iio iip iis io- ioa iob ioh ioi ioo iop ios ipa ipb ipi ipo ipp ips ipy is- isa isb ish isi iso isp iss isy iya iyo iys iyy o-i oaa oab oah oai oao oap oas ob- oba obb obh obi obo obp obs oby oha ohh ohi oho ohp ohs oia oib oii oio oip ois oo- ooa oob ooh ooi ooo oop oos op- opa opb oph opi opo opp ops opy os- osa osb osh osi oso osp oss oya oyi oyo oys p-p paa pab pah pai pao pap pas pay pba pbb pbi pbo pbp pbs pby pha phb phi pho php phs phy pia pib pih pii pio pip pis poa pob poh poi poo pop pos poy ppa ppb pph ppi ppo ppp pps ps- psa psb psh psi pso psp pss psy py- pya pyb pyo pys saa sab sah sai sao sap sas say sba sbb sbh sbi sbo sbp sbs sby sh- sha shb shh shi sho shp shs shy sia sib sih sii sio sip sis soa sob soh soi soo sop sos soy spa spb sph spi spo spp sps spy ss- ssa ssb ssh ssi sso ssp sss sy- sya syb syh syi syp sys yaa yab yah yai yao yap yas yay ybi ybp ybs yby yha yhi yhs yih yii yio yip yis yob yoi yoo yop yos yoy ypa ypo yps ysa ysb ysi yso ysp yss ysy yyb yys yyy