-al -ol a-a a-b a-c aaa aab aac aaf aah aak aal aam aao aap aar ab- aba abb abc abf abh abk abl abm abo abp abr ac- aca acb acc acf ach ack acl acm aco acp acr af- afa afb afc aff afh afk afl afm afo afp afr aha ahb ahc ahf ahh ahk ahl ahm aho ahp ahr aka akb akc akh akk akl akm ako akp akr al- ala alb alc alf alh alk all alm alo alp alr ama amb amc amf amh amk aml amm amo amp amr aoa aob aoc aof aoh aok aol aom aoo aop aor ap- apa apb apc apf aph apk apl apm apo app apr ar- ara arb arc arf arh ark arl arm aro arp arr b-p baa bab bac baf bah bak bal bam bao bap bar bba bbb bbc bbf bbh bbk bbl bbm bbo bbp bbr bca bcb bcc bcf bch bck bcl bcm bco bcp bcr bfa bfb bfc bff bfh bfl bfm bfo bfp bfr bha bhb bhc bhf bhh bhk bhl bhm bho bhp bhr bka bkb bkc bkf bkk bkl bkm bko bkp bkr bla blb blc blf blh blk bll blm blo blp blr bma bmb bmc bmf bmh bmk bml bmm bmo bmp bmr boa bob boc bof boh bok bol bom boo bop bor bpa bpb bpc bpf bph bpl bpm bpo bpp bpr bra brb brf brh brk brl brm bro brp brr c-- caa cab cac caf cah cak cal cam cao cap car cba cbb cbc cbf cbh cbk cbl cbm cbo cbp cbr cca ccb ccc ccf cch cck ccl ccm cco ccp ccr cfa cfb cfc cff cfh cfk cfl cfm cfo cfp cfr ch- cha chb chc chf chh chk chl chm cho chp chr cka ckb ckc ckh ckm cko cl- cla clb clc clf clh clk cll clm clo clp clr cma cmb cmc cmf cmh cmk cml cmm cmo cmp cmr co- coa cob coc cof coh cok col com coo cop cor cpa cpb cpc cpf cph cpk cpl cpm cpo cpp cpr cra crb crc crf crh crk crl crm cro crp crr faa fab fac faf fah fak fal fam fao fap far fba fbb fbc fbf fbh fbk fbl fbm fbo fbp fbr fca fcb fcc fcf fck fcl fcm fco fcp fcr ffa ffc fff ffh ffk ffl ffm ffo ffp ffr fha fhb fhc fhf fhh fhl fhm fho fhp fhr fka fkb fkc fkf fkk fkl fkm fkp fla flb flc flf fll flm flo flp flr fma fmb fmc fmf fmh fml fmm fmo fmp fmr foa fob foc fof foh fok fol fom foo fop for fpa fpb fpc fph fpk fpl fpm fpo fpp fpr fra frb frc frf frh frk frl frm fro frp frr haa hab hac haf hah hak hal ham hao hap har hba hbb hbc hbf hbh hbk hbl hbm hbo hbp hbr hca hcb hcc hcf hch hck hcl hcm hco hcp hcr hfa hfb hfc hff hfh hfk hfl hfm hfo hfp hfr hha hhb hhc hhf hhh hhk hhl hhm hho hhp hhr hka hkb hkf hkh hkk hkl hkm hko hkp hkr hla hlb hlc hlf hlh hll hlm hlo hlp hlr hma hmb hmc hmf hmh hmk hml hmm hmo hmp hmr hoa hob hoc hof hoh hok hol hom hoo hop hor hpa hpb hpc hpf hph hpk hpl hpm hpo hpp hpr hr- hra hrb hrc hrf hrh hrk hrl hrm hro hrp hrr ka- kaa kab kac kaf kah kak kal kam kao kap kar kba kbb kbc kbf kbh kbk kbl kbm kbo kbp kbr kca kcb kcc kch kck kcl kcm kcp kcr kfa kfc kff kfh kfm kfo kha khf khh khk khm kho khr kkb kkc kkh kkk kkl kkm kkp kkr kl- kla klb klc klf klh klm klo klr kma kmb kmc kmf kmh kmk kml kmm kmo kmp koa kob koc kof koh kok kol kom koo kop kor kpa kpc kpf kph kpk kpl kpm kpo kpp kpr kra krc krf krk krl kro krp krr l-p la- laa lab lac laf lah lak lal lam lao lap lar lba lbb lbc lbf lbh lbk lbl lbm lbo lbp lbr lca lcb lcc lcf lch lck lcl lcm lco lcp lcr lfa lfb lfc lff lfh lfk lfl lfm lfo lfp lfr lha lhb lhc lhf lhh lhk lho lhp lhr lka lkb lkh lkl lkp lkr lla llb llc llf llk lll llm llo llp llr lma lmb lmc lmf lmh lmk lml lmm lmo lmp lmr loa lob loc lof loh lok lol lom loo lop lor lpa lpb lpc lpf lph lpk lpl lpm lpo lpp lpr lra lrb lrc lrf lrh lrk lrm lro lrp lrr m-f m-o m-r maa mab mac maf mah mak mal mam mao map mar mba mbb mbc mbf mbh mbk mbl mbm mbo mbp mbr mc- mca mcb mcc mcf mch mck mcl mcm mco mcp mcr mfa mfb mfc mff mfh mfl mfm mfo mfp mfr mha mhc mhf mhh mhk mhl mhm mho mhp mhr mka mkb mkc mkh mkk mkl mkm mko mkp mkr mla mlb mlc mlf mlh mlk mll mlm mlo mlp mlr mma mmb mmc mmf mmh mmk mml mmm mmo mmp mmr moa mob moc mof moh mok mol mom moo mop mor mpa mpb mpc mpf mph mpk mpl mpm mpo mpp mpr mra mrb mrc mrf mrh mrk mrl mrm mro mrp mrr oaa oab oac oaf oah oak oal oam oao oap oar ob- oba obb obc obf obh obk obl obm obo obp obr oc- oca ocb occ ocf och ock ocl ocm oco ocp ocr of- ofa ofb ofc off ofl ofm ofo ofp ofr oha ohc ohf ohh ohl ohm oho ohp ohr oka okb okc okk okl oko okp okr ola