a-a a-b aaa aab aad aae aah aan aap aas ab- aba abb abd abe abh abn abp abs ad- ada adb add ade adh adn adp ads aea aeb aed aee aeh aen aep aes aha ahb ahd ahe ahh ahn ahp ahs an- ana anb and ane anh ann anp ans ap- apa apb apd ape aph apn app aps as- asa asb asd ase ash asn asp ass b-p baa bab bad bae bah ban bap bas bba bbb bbd bbe bbh bbn bbp bbs bda bdb bdd bde bdh bdp bds be- bea beb bed bee beh ben bep bes bha bhb bhd bhe bhh bhp bhs bna bnb bnd bne bnn bnp bns bpa bpb bpd bpe bph bpn bpp bps bsa bsb bsd bse bsh bsn bsp bss daa dab dad dae dah dan dap das dba dbb dbd dbe dbh dbn dbp dbs dda ddb ddd dde ddh ddn ddp dds de- dea deb ded dee deh den dep des dh- dha dhb dhd dhe dhh dhp dhs dna dnb dnd dne dnh dnn dnp dns dpa dpb dpd dpe dph dpn dpp dps dsa dsb dsd dse dsh dsn dsp dss eaa eab ead eae eah ean eap eas eba ebb ebd ebe ebh ebn ebp ebs ed- eda edb edd ede edh edn edp eds eea eeb eed eee een eep ees eha ehb ehd ehe ehh ehn ehp ehs en- ena enb end ene enh enn enp ens ep- epa epb epd epe eph epn epp eps es- esa esb esd ese esh esn esp ess haa hab had hae hah han hap has hba hbb hbd hbe hbh hbn hbp hbs hda hdb hdd hde hdh hdn hdp hds he- hea heb hed hee heh hen hep hes hha hhb hhd hhe hhh hhn hhp hhs hna hnb hnd hne hnh hnn hns hpa hpb hpd hpe hph hpn hpp hps hsa hsb hsd hse hsh hsn hsp hss naa nab nad nae nah nan nap nas nba nbb nbd nbe nbn nbp nbs nda ndb ndd nde ndh ndn ndp nds ne- nea neb ned nee neh nen nep nes nha nhb nhd nhe nhh nhn nhp nhs nna nnb nne nnh nnn nnp nns npa npb npd npe nph npn npp nps nsa nsb nsd nse nsh nsn nsp nss p-p paa pab pad pae pah pan pap pas pba pbb pbd pbe pbn pbp pbs pda pdb pdd pde pdh pdn pdp pds pea peb ped pee peh pen pep pes pha phb phd phe phn php phs pn- pna pnb pnd pne pnh pnn pnp pns ppa ppb ppd ppe pph ppn ppp pps ps- psa psb psd pse psh psn psp pss saa sab sad sae sah san sap sas sba sbb sbd sbe sbh sbn sbp sbs sda sdb sdd sde sdh sdn sdp sds se- sea seb sed see seh sen sep ses sh- sha shb shd she shh shn shp shs sna snb snd sne snn snp sns spa spb spd spe sph spn spp sps ss- ssa ssb ssd sse ssh ssn ssp sss