a-a a-b a-i a-t aaa aab aad aae aai aam aat aav ab- aba abb abd abe abi abm abt abv ad- ada adb add ade adi adm adt adv aea aeb aed aee aei aem aet aev ai- aia aib aid aie aii aim ait aiv ama amb amd ame ami amm amt amv at- ata atb atd ate ati atm att atv av- ava avb avd ave avi avm avt baa bab bad bae bai bam bat bav bba bbb bbd bbe bbi bbm bbt bda bdb bdd bde bdi bdm bdt bdv be- bea beb bed bee bei bem bet bev bi- bia bib bid bie bii bim bit biv bma bmb bmd bme bmi bmm bmt bmv bta btb btd bte bti btm btt btv bva bvb bvd bve bvi bvm bvt bvv daa dab dad dae dai dam dat dav dba dbb dbd dbe dbi dbm dbt dbv dda ddb ddd dde ddi ddm ddt de- dea deb ded dee dei dem det dev di- dia dib did die dii dim dit div dma dmb dmd dme dmi dmm dmt dmv dta dtb dtd dte dti dtm dtt dtv dva dvb dvd dve dvi dvm dvt eaa eab ead eae eai eam eat eav eba ebb ebd ebe ebi ebm ebt ebv ed- eda edb edd ede edi edm edt eea eeb eed eee eem eet eev eia eib eid eie eii eim eit eiv em- ema emb emd eme emi emm emt emv eta etb etd ete eti etm ett etv eva evb evd eve evi evm evt evv i-d i-v ia- iaa iab iad iae iai iam iat iav iba ibb ibd ibe ibi ibm ibt ibv ida idb idd ide idi idm idt idv ie- iea ied iee iei iem iet iev iia iib iid iie iii iim iit im- ima imb imd ime imi imm imt imv ita itb itd ite iti itm itt itv iva ivb ivd ive ivi ivt ivv m-v maa mab mad mae mai mam mat mav mba mbb mbd mbe mbi mbm mbt mbv mda mdb mdd mde mdi mdm mdt mdv mea meb med mee mei mem met mev mi- mia mib mid mie mii mim mit miv mma mmb mmd mme mmi mmm mmt mmv mta mtb mtd mte mti mtm mtt mtv mva mvb mvd mve mvi mvm mvt mvv taa tab tad tae tai tam tat tav tba tbb tbd tbe tbi tbm tbt tbv tda tdb tdd tde tdi tdm tdt tdv te- tea teb ted tee tei tem tet tev tia tib tid tie tii tim tit tiv tma tmb tmd tme tmi tmm tmt tmv tta ttb ttd tte tti ttm ttt ttv tva tvb tvd tve tvi tvm tvt v-a v-e vaa vab vad vae vai vam vat vav vba vbd vbi vbm vbv vdb vdd vde vdi vdm vdt vdv vea veb ved vee vei vem vet vi- via vib vid vie vii vim vit viv vm- vma vmd vmi vmm vmt vta vtb vte vti vtm vtt vtv vva vvb vvi vvm vvt vvv