a-a a-b a-z aaa aab aad aah aap aar aaz ab- aba abb abd abh abp abr abz ad- ada adb add adh adp adr adz aha ahb ahd ahh ahp ahr ahz ap- apa apb apd aph app apr ar- ara arb ard arh arp arr arz az- aza azb azd azp azz b-p baa bab bad bah bap bar baz bba bbb bbd bbh bbp bbr bda bdb bdd bdh bdp bdr bdz bha bhb bhd bhh bhp bhr bpa bpb bpd bph bpp bpr bra brb brd brh brp brr brz bza bzd bzh bzp bzr bzz daa dab dad dah dap dar daz dba dbb dbd dbh dbp dbr dbz dda ddb ddd ddh ddp ddr ddz dh- dha dhb dhd dhh dhp dhr dpa dpb dpd dph dpp dpr dpz dra drb drd drp drr drz dza dzb dzd dzp dzr haa hab had hah hap har haz hba hbb hbd hbh hbp hbr hbz hda hdb hdd hdh hdp hdr hdz hha hhb hhd hhh hhp hhr hhz hpa hpb hpd hph hpp hpr hr- hra hrb hrd hrh hrp hrr hrz hzd hzp p-p paa pab pad pah pap par paz pba pbb pbd pbp pbr pbz pda pdb pdd pdh pdp pdr pdz pha phb phd php phr ppa ppb ppd pph ppp ppr ppz pra prb prd prh prp prr prz pzp ra- raa rab rad rah rap rar raz rba rbb rbd rbh rbp rbr rda rdb rdd rdh rdp rdr rh- rha rhb rhd rhh rhp rhr rpa rpb rpd rph rpp rpr rpz rra rrb rrd rrh rrp rrr rza rzb zaa zab zad zah zap zar zaz zbb zbr zha zhr zpp zpr zrh zrp zzr zzz