-er a-a a-b a-c aaa aab aac aae aah aak aam aar aau ab- aba abb abc abe abh abk abm abr abu ac- aca acb acc ace ach ack acm acr acu aea aeb aec aee aeh aek aem aer aeu aha ahb ahc ahe ahh ahk ahm ahr ahu aka akb akc ake akh akk akm akr aku ama amb amc ame amh amk amm amr amu ar- ara arb arc are arh ark arm arr aru au- aua aub auc aue auh auk aum aur b-u baa bab bac bae bah bak bam bar bau bba bbb bbc bbe bbh bbk bbm bbr bbu bca bcb bcc bce bch bck bcm bcr bcu be- bea beb bec bee beh bek bem ber beu bha bhb bhc bhe bhh bhk bhm bhr bhu bka bkb bkc bke bkk bkm bkr bma bmb bmc bme bmh bmk bmm bmr bmu bra brb bre brh brk brm brr bru bua bub buc bue buh buk bum bur buu c-- caa cab cac cae cah cak cam car cau cba cbb cbc cbe cbh cbk cbm cbr cbu cca ccb ccc cce cch cck ccm ccr ccu ce- cea ceb cec cee ceh cek cem cer ceu ch- cha chb chc che chh chk chm chr chu cka ckb ckc ckh ckm cma cmb cmc cme cmh cmk cmm cmr cmu cra crb crc cre crh crk crm crr cru cua cub cuc cue cuh cuk cum cur cuu eaa eab eac eae eah eak eam ear eau eba ebb ebc ebe ebh ebk ebm ebr ebu ec- eca ecb ecc ece ech eck ecm ecr ecu eea eeb eec eee eek eem eer eha ehb ehc ehe ehh ehm ehr ehu eka ekb ekc eke ekh ekr eku em- ema emb emc eme emh emk emm emr emu era erb erc ere erh erk erm err eru eu- eua eub euc eue eur haa hab hac hae hah hak ham har hau hba hbb hbc hbe hbh hbk hbm hbr hbu hca hcb hcc hce hch hck hcm hcr he- hea heb hec hee heh hek hem her heu hha hhb hhc hhe hhh hhk hhm hhr hhu hka hkb hkh hkk hkm hkr hku hma hmb hmc hme hmh hmk hmm hmr hmu hr- hra hrb hrc hre hrh hrk hrm hrr hru hua hub huc hue huh huk hum hur huu ka- kaa kab kac kae kah kak kam kar kau kba kbb kbc kbe kbh kbk kbm kbr kbu kca kcb kcc kce kch kck kcm kcr kcu ke- kea keb kec kee keh kek kem ker kha khe khh khk khm khr khu kkb kkc kke kkh kkk kkm kkr kku kma kmb kmc kme kmh kmk kmm kmu kra krc krk krr kru kub kuc kue kuh kuk kum kur kuu m-r maa mab mac mae mah mak mam mar mau mba mbb mbc mbe mbh mbk mbm mbr mbu mc- mca mcb mcc mce mch mck mcm mcr mcu mea meb mec mee meh mek mem mer meu mha mhc mhh mhk mhm mhr mhu mka mkb mkc mke mkh mkk mkm mkr mku mma mmb mmc mme mmh mmk mmm mmr mmu mra mrb mrc mre mrh mrk mrm mrr mru mua mub muc mue muh muk mum mur muu ra- raa rab rac rae rah rak ram rar rau rba rbb rbc rbe rbh rbk rbm rbr rbu rca rcb rcc rce rch rcm rcr rcu re- rea reb rec ree reh rek rem rer reu rh- rha rhb rhc rhe rhh rhm rhr rhu rkb rkc rke rkk rkm rku rma rmb rmc rme rmh rmm rmr rra rrb rrc rrh rrk rrm rrr rru rua rub ruc rue ruh ruk rum rur ruu ua- uaa uab uac uae uah uak uam uar uau uba ubb ubc ube ubh ubk ubr ubu uca ucb ucc uce uch uck ucm ucr ucu uea ueb uec uee ueh uem uer uha uhb uhc uhe uhh uhm uhr uhu uka ukb ukc uke ukk ukr uku um- uma umb umc ume umh umm umr umu ur- ura urb urc ure urk urm urr uru uua uuc uue uum uur uuu

a-ak a-be a-ha aaaa aaab aaac aaae aaah aaam aaar aaba aabb aabc aabh aabm aaca aacb aacc aace aach aack aacm aacr aacu aaea aaec aaem aaha aahk aaka aake aaku aama aamb aamc aame aamr aara aarc aare aarm aaru abaa abab abac abae abak abam abar abau abb- abba abbb abbe abbr abca abcb abcc abch abcr abec abee aber abha abhm abhr abma abmb abmc abra abrc abua abue abuk abum acaa acab acac acae acar acba acca accc acce acch accm accu ace- acea acec aceh acek acem acer acha ache achh achr achu acke acma acmc acme acmh acmu acr- acra acrc acre acrm acrr acu- acue acum acur aeac aecb aeer aeka aer- aera aerc ahab ahac ahah aham ahar ahau ahem ahha ahmc ahme ahra ahrc ahre ahrr ahua ahum akaa akae akah akam akar akca akee aker akeu akha akka akku akr- akra akre akua amaa amac amae amah amam amar amb- amba ambe ambr ambu amca amcc amec amee amer ameu amka amm- amma amme ammu amra amrc amua amum amur arab arac arae arah arak aram arar arau arba arbe arbh arc- arca arce arch arcm area arec aree areh arek arem areu arh- arka arke arkh arma armc arme armh armm armu arr- arra arrc arre arrh arrk arrr arru arua arub arue arum auaa aube auca auce auch auer auke auma aur- aura aure baaa baah baak baam baar baba babb babe babm babr babu bac- baca bacc bace bach back baek baer baha bahr bahu bak- baka bake bakh bakr baku bama bamb bamc bame bamm bamu bar- bara barb barc bare barh bark barm barr baru bau- bauk baum baur bbau bbbb bbch bbcm bbeb bbrc bcaa bcam bcar