a-a a-b a-c aaa aab aac aae aah aak aam aau aav ab- aba abb abc abe abh abk abm abu abv ac- aca acb acc ace ach ack acm acu acv aea aeb aec aee aeh aek aem aeu aev aha ahb ahc ahe ahh ahk ahm ahu ahv aka akb akc ake akh akk akm aku akv ama amb amc ame amh amk amm amu amv au- aua aub auc aue auh auk aum auv av- ava avb avc ave avh avk avm avu b-u baa bab bac bae bah bak bam bau bav bba bbb bbc bbe bbh bbk bbm bbu bca bcb bcc bce bch bck bcm bcu bcv be- bea beb bec bee beh bek bem beu bev bha bhb bhc bhe bhh bhk bhm bhu bhv bka bkb bkc bke bkk bkm bkv bma bmb bmc bme bmh bmk bmm bmu bmv bua bub buc bue buh buk bum buu bva bvb bvc bve bvh bvk bvm bvu bvv c-- caa cab cac cae cah cak cam cau cav cba cbb cbc cbe cbh cbk cbm cbu cbv cca ccb ccc cce cch cck ccm ccu ccv ce- cea ceb cec cee ceh cek cem ceu cev ch- cha chb chc che chh chk chm chu chv cka ckb ckc ckh ckm cma cmb cmc cme cmh cmk cmm cmu cmv cua cub cuc cue cuh cuk cum cuu cuv cva cvb cvc cve cvh cvk cvm cvu cvv eaa eab eac eae eah eak eam eau eav eba ebb ebc ebe ebh ebk ebm ebu ebv ec- eca ecb ecc ece ech eck ecm ecu ecv eea eeb eec eee eek eem eev eha ehb ehc ehe ehh ehm ehu ehv eka ekb ekc eke ekh eku ekv em- ema emb emc eme emh emk emm emu emv eu- eua eub euc eue euv eva evb evc eve evh evm evv haa hab hac hae hah hak ham hau hav hba hbb hbc hbe hbh hbk hbm hbu hbv hca hcb hcc hce hch hck hcm hcv he- hea heb hec hee heh hek hem heu hev hha hhb hhc hhe hhh hhk hhm hhu hhv hka hkb hkh hkk hkm hku hma hmb hmc hme hmh hmk hmm hmu hmv hua hub huc hue huh huk hum huu huv hv- hva hvb hvc hvk hvm hvv ka- kaa kab kac kae kah kak kam kau kav kba kbb kbc kbe kbh kbk kbm kbu kca kcb kcc kce kch kck kcm kcu ke- kea keb kec kee keh kek kem kev kha khe khh khk khm khu khv kkb kkc kke kkh kkk kkm kku kkv kma kmb kmc kme kmh kmk kmm kmu kub kuc kue kuh kuk kum kuu kva kvb kvh kvk kvm kvv m-v maa mab mac mae mah mak mam mau mav mba mbb mbc mbe mbh mbk mbm mbu mbv mc- mca mcb mcc mce mch mck mcm mcu mcv mea meb mec mee meh mek mem meu mev mha mhc mhh mhk mhm mhu mhv mka mkb mkc mke mkh mkk mkm mku mkv mma mmb mmc mme mmh mmk mmm mmu mmv mua mub muc mue muh muk mum muu mva mvb mvc mve mvm mvv ua- uaa uab uac uae uah uak uam uau uav uba ubb ubc ube ubh ubk ubu ubv uca ucb ucc uce uch uck ucm ucu ucv uea ueb uec uee ueh uem uha uhb uhc uhe uhh uhm uhu uhv uka ukb ukc uke ukk uku um- uma umb umc ume umh umm umu uua uuc uue uum uuu uva uvb uvc uve uvm uvu uvv v-a v-e vaa vab vac vae vah vak vam vau vav vba vbc vbh vbk vbm vbv vca vcc vce vch vcm vcu vea veb vec vee veh vek vem veu vh- vha vhb vhc vhe vka vkb vkm vm- vma vmc vmm vmu vue vuk vum vuv vva vvb vvc vvm vvv