a-a a-b aaa aab aad aah aan aao aap aay ab- aba abb abd abh abn abo abp aby ad- ada adb add adh adn ado adp ady aha ahb ahd ahh ahn aho ahp ahy an- ana anb and anh ann ano anp any aoa aob aod aoh aon aoo aop ap- apa apb apd aph apn apo app apy ay- aya ayd ayh ayn ayo ayp b-p baa bab bad bah ban bao bap bay bba bbb bbd bbh bbn bbo bbp bby bda bdb bdd bdh bdo bdp bdy bha bhb bhd bhh bho bhp bna bnb bnd bnn bno bnp boa bob bod boh bon boo bop boy bpa bpb bpd bph bpn bpo bpp bpy by- bya byd byh byn byo byp daa dab dad dah dan dao dap day dba dbb dbd dbh dbn dbo dbp dby dda ddb ddd ddh ddn ddo ddp ddy dh- dha dhb dhd dhh dho dhp dna dnb dnd dnh dnn dno dnp dny doa dob dod doh don doo dop doy dpa dpb dpd dph dpn dpo dpp dy- dya dyb dyd dyn dyo dyp dyy haa hab had hah han hao hap hay hba hbb hbd hbh hbn hbo hbp hby hda hdb hdd hdh hdn hdo hdp hdy hha hhb hhd hhh hhn hho hhp hhy hna hnb hnd hnh hnn hno hny hoa hob hod hoh hon hoo hop hoy hpa hpb hpd hph hpn hpo hpp hpy hy- hya hyb hyd hyh hyn hyo hyp hyy naa nab nad nah nan nao nap nay nba nbb nbd nbn nbo nbp nda ndb ndd ndh ndn ndo ndp ndy nha nhb nhd nhh nhn nhp nhy nna nnb nnh nnn nno nnp no- noa nob nod noh non noo nop noy npa npb npd nph npn npo npp nya nyd nyn nyo nyp nyy oaa oab oad oah oan oao oap ob- oba obb obd obh obn obo obp oby oda odb odd odh odn odo odp oha ohd ohh ohn oho ohp on- ona onb ond onh onn ono onp ony oo- ooa oob ood ooh oon ooo oop op- opa opb opd oph opn opo opp opy oya oyd oyo p-p paa pab pad pah pan pao pap pay pba pbb pbd pbn pbo pbp pby pda pdb pdd pdh pdn pdo pdp pha phb phd phn pho php phy pn- pna pnb pnd pnh pnn pno pnp pny poa pob pod poh pon poo pop poy ppa ppb ppd pph ppn ppo ppp py- pya pyb pyd pyn pyo yaa yab yad yah yan yao yap yay ybp yby yda ydn ydo ydy yha yna ynd ynn ynp yny yob yod yon yoo yop yoy ypa ypd ypo yyb yyy