-er a-a a-b a-i aaa aab aae aah aai aam aao aap aar aav ab- aba abb abe abh abi abm abo abp abr abv aea aeb aee aeh aei aem aeo aep aer aev aha ahb ahe ahh ahi ahm aho ahp ahr ahv ai- aia aib aie aih aii aim aio aip air aiv ama amb ame amh ami amm amo amp amr amv aoa aob aoe aoh aoi aom aoo aop aor aov ap- apa apb ape aph api apm apo app apr apv ar- ara arb are arh ari arm aro arp arr arv av- ava avb ave avh avi avm avo avp avr b-p baa bab bae bah bai bam bao bap bar bav bba bbb bbe bbh bbi bbm bbo bbp bbr be- bea beb bee beh bei bem beo bep ber bev bha bhb bhe bhh bhi bhm bho bhp bhr bhv bi- bia bib bie bih bii bim bio bip bir biv bma bmb bme bmh bmi bmm bmo bmp bmr bmv boa bob boe boh boi bom boo bop bor bov bpa bpb bpe bph bpi bpm bpo bpp bpr bpv bra brb bre brh bri brm bro brp brr brv bva bvb bve bvh bvi bvm bvo bvp bvr bvv eaa eab eae eah eai eam eao eap ear eav eba ebb ebe ebh ebi ebm ebo ebp ebr ebv eea eeb eee eem eeo eep eer eev eha ehb ehe ehh ehi ehm eho ehp ehr ehv eia eib eie eii eim eio eip eir eiv em- ema emb eme emh emi emm emo emp emr emv eo- eoa eob eoe eoh eoi eom eoo eop eor ep- epa epb epe eph epi epm epo epp epr era erb ere erh eri erm ero erp err erv eva evb eve evh evi evm evo evp evr evv h-i haa hab hae hah hai ham hao hap har hav hba hbb hbe hbh hbi hbm hbo hbp hbr hbv he- hea heb hee heh hei hem heo hep her hev hha hhb hhe hhh hhi hhm hho hhp hhr hhv hia hib hie hih hii him hio hip hir hiv hma hmb hme hmh hmi hmm hmo hmp hmr hmv hoa hob hoe hoh hoi hom hoo hop hor hov hpa hpb hpe hph hpi hpm hpo hpp hpr hpv hr- hra hrb hre hrh hri hrm hro hrp hrr hrv hv- hva hvb hvm hvo hvp hvr hvv i-v ia- iaa iab iae iah iai iam iao iap iar iav iba ibb ibe ibh ibi ibm ibo ibp ibr ibv ie- iea iee iei iem iep ier iev iha ihb ihe ihh ihi ihm iho ihp ihr ihv iia iib iie iih iii iim iio iip iir im- ima imb ime imh imi imm imo imp imv io- ioa iob ioe ioh ioi iom ioo iop ior iov ipa ipb ipe ipi ipm ipo ipp ipr ipv ir- ira irb ire iri irm iro irp irr irv iva ivb ive ivi ivo ivp ivr ivv m-o m-r m-v maa mab mae mah mai mam mao map mar mav mba mbb mbe mbh mbi mbm mbo mbp mbr mbv mea meb mee meh mei mem meo mep mer mev mha mhh mhi mhm mho mhp mhr mhv mi- mia mib mie mih mii mim mio mip mir miv mma mmb mme mmh mmi mmm mmo mmp mmr mmv moa mob moe moh moi mom moo mop mor mov mpa mpb mpe mph mpi mpm mpo mpp mpr mpv mra mrb mre mrh mri mrm mro mrp mrr mrv mva mvb mve mvi mvm mvo mvp mvr mvv o-i oaa oab oae oah oai oam oao oap oar oav ob- oba obb obe obh obi obm obo obp obr obv oea oeb oee oeh oei oem oeo oep oer oha ohe ohh ohi ohm oho ohp ohr oia oib oie oii oim oio oip oir oiv om- oma omb ome omh omi omm omo omp omr omv oo- ooa oob ooh ooi oom ooo oop oor oov op- opa opb ope oph opi opm opo opp opr opv or- ora orb ore orh ori orm oro orp orr orv ov- ova ovb ove ovh ovi ovo ovp ovv p-p paa pab pae pah pai pam pao pap par pav pba pbb pbe pbi pbm pbo pbp pbr pea peb pee peh pei pem peo pep per pev pha phb phe phi phm pho php phr phv pia pib pie pih pii pim pio pip pir piv pma pmb pme pmh pmi pmm pmo pmp pmr pmv poa pob poe poh poi pom poo pop por pov ppa ppb ppe pph ppi ppm ppo ppp ppr ppv pra prb pre prh pri prm pro prp prr prv pva pvb pve pvh pvi pvm pvo pvp pvr pvv ra- raa rab rae rah rai ram rao rap rar rav rba rbb rbe rbh rbi rbm rbo rbp rbr re- rea reb ree reh rei rem reo rep rer rev rh- rha rhb rhe rhh rhi rhm rho rhp rhr rhv ria rib rie rih rii rim rio rip rir riv rma rmb rme rmh rmi rmm rmo rmp rmr rmv roa rob roe roh roi rom roo rop ror rov rpa rpb rpe rph rpi rpm rpo rpp rpr rpv rra rrb rrh rri rrm rrp rrr rva rvb rve rvh rvi rvm rvo rvp rvr rvv v-a v-e vaa vab vae vah vai vam vao vap var vav vba vbh vbi vbm vbo vbr vbv vea veb vee veh vei vem veo vep ver vh- vha vhb vhe vhi vho vhp vi- via vib vie vii vim vio vip vir viv vm- vma vmi vmm vmo vmr voa vob voe voh voi vom voo vop vor vov vpa vpb vpe vph vpi vpm vpo vpp vpr vra vrb vre vrh vri vrm vrp vrr vva vvb vvi vvm vvo vvr vvv