a-a a-b aaa aab aad aae aah aap aas ab- aba abb abd abe abh abp abs ad- ada adb add ade adh adp ads aea aeb aed aee aeh aep aes aha ahb ahd ahe ahh ahp ahs ap- apa apb apd ape aph app aps as- asa asb asd ase ash asp ass b-p baa bab bad bae bah bap bas bba bbb bbd bbe bbh bbp bbs bda bdb bdd bde bdh bdp bds be- bea beb bed bee beh bep bes bha bhb bhd bhe bhh bhp bhs bpa bpb bpd bpe bph bpp bps bsa bsb bsd bse bsh bsp bss daa dab dad dae dah dap das dba dbb dbd dbe dbh dbp dbs dda ddb ddd dde ddh ddp dds de- dea deb ded dee deh dep des dh- dha dhb dhd dhe dhh dhp dhs dpa dpb dpd dpe dph dpp dps dsa dsb dsd dse dsh dsp dss eaa eab ead eae eah eap eas eba ebb ebd ebe ebh ebp ebs ed- eda edb edd ede edh edp eds eea eeb eed eee eep ees eha ehb ehd ehe ehh ehp ehs ep- epa epb epd epe eph epp eps es- esa esb esd ese esh esp ess haa hab had hae hah hap has hba hbb hbd hbe hbh hbp hbs hda hdb hdd hde hdh hdp hds he- hea heb hed hee heh hep hes hha hhb hhd hhe hhh hhp hhs hpa hpb hpd hpe hph hpp hps hsa hsb hsd hse hsh hsp hss p-p paa pab pad pae pah pap pas pba pbb pbd pbe pbp pbs pda pdb pdd pde pdh pdp pds pea peb ped pee peh pep pes pha phb phd phe php phs ppa ppb ppd ppe pph ppp pps ps- psa psb psd pse psh psp pss saa sab sad sae sah sap sas sba sbb sbd sbe sbh sbp sbs sda sdb sdd sde sdh sdp sds se- sea seb sed see seh sep ses sh- sha shb shd she shh shp shs spa spb spd spe sph spp sps ss- ssa ssb ssd sse ssh ssp sss