a-a a-b a-c aaa aab aac aah aak aam aar ab- aba abb abc abh abk abm abr ac- aca acb acc ach ack acm acr aha ahb ahc ahh ahk ahm ahr aka akb akc akh akk akm akr ama amb amc amh amk amm amr ar- ara arb arc arh ark arm arr baa bab bac bah bak bam bar bba bbb bbc bbh bbk bbm bbr bca bcb bcc bch bck bcm bcr bha bhb bhc bhh bhk bhm bhr bka bkb bkc bkk bkm bkr bma bmb bmc bmh bmk bmm bmr bra brb brh brk brm brr c-- caa cab cac cah cak cam car cba cbb cbc cbh cbk cbm cbr cca ccb ccc cch cck ccm ccr ch- cha chb chc chh chk chm chr cka ckb ckc ckh ckm cma cmb cmc cmh cmk cmm cmr cra crb crc crh crk crm crr haa hab hac hah hak ham har hba hbb hbc hbh hbk hbm hbr hca hcb hcc hch hck hcm hcr hha hhb hhc hhh hhk hhm hhr hka hkb hkh hkk hkm hkr hma hmb hmc hmh hmk hmm hmr hr- hra hrb hrc hrh hrk hrm hrr ka- kaa kab kac kah kak kam kar kba kbb kbc kbh kbk kbm kbr kca kcb kcc kch kck kcm kcr kha khh khk khm khr kkb kkc kkh kkk kkm kkr kma kmb kmc kmh kmk kmm kra krc krk krr m-r maa mab mac mah mak mam mar mba mbb mbc mbh mbk mbm mbr mc- mca mcb mcc mch mck mcm mcr mha mhc mhh mhk mhm mhr mka mkb mkc mkh mkk mkm mkr mma mmb mmc mmh mmk mmm mmr mra mrb mrc mrh mrk mrm mrr ra- raa rab rac rah rak ram rar rba rbb rbc rbh rbk rbm rbr rca rcb rcc rch rcm rcr rh- rha rhb rhc rhh rhm rhr rkb rkc rkk rkm rma rmb rmc rmh rmm rmr rra rrb rrc rrh rrk rrm rrr

a-ak a-ha aaaa aaab aaac aaah aaam aaar aaba aabb aabc aabh aabm aaca aacb aacc aach aack aacm aacr aaha aahk aaka aama aamb aamc aamr aara aarc aarm abaa abab abac abak abam abar abb- abba abbb abbr abca abcb abcc abch abcr abha abhm abhr abma abmb abmc abra abrc acaa acab acac acar acba acca accc acch accm acha achh achr acma acmc acmh acr- acra acrc acrm acrr ahab ahac ahah aham ahar ahha ahmc ahra ahrc ahrr akaa akah akam akar akca akha akka akr- akra amaa amac amah amam amar amb- amba ambr amca amcc amka amm- amma amra amrc arab arac arah arak aram arar arba arbh arc- arca arch arcm arh- arka arkh arma armc armh armm arr- arra arrc arrh arrk arrr baaa baah baak baam baar baba babb babm babr bac- baca bacc bach back baha bahr bak- baka bakh bakr bama bamb bamc bamm bar- bara barb barc barh bark barm barr bbbb bbch bbcm bbrc bcaa bcam bcar bcbc bcca bccc bccm bcma bcra bhar bhca bhcc bhra bmaa brab brac brah brak bram brca brcb brka brkb brmc brrm brrr caaa caab caac caah caam caba cac- caca cacc cach cack cacm cacr caha caka cama camb camc camh camk camm cara carb carc cark carm carr cbac cbar cbbc cbca cbcc cbcm cbcr cbha cbka cbkm cbkr cbrh cbrm ccaa ccab ccac ccam ccar ccba ccbc ccca cccb cccc cccm ccha cchr cckm ccma ccmb ccmc ccmm ccra ccrc chaa chab chac chah chak cham char chca chch chcm chha chka chkb chmb chmc chra chrb chrc chrr ckac ckbc ckch ckck ckcm ckrc ckrm cmaa cmac cmah cmba cmbc cmcc cmha cmhc cmmb cmmc cmra cmrr crab crac cram crar crbc crca crcc crcr crkc crmb haab haak haam haar haba hack haha haka hakk hama hamc hamm hamr hara harc harh hark harm harr hbar hcbc hcca hccb hccc hcch hcmc hcmm hhaa hhhh hkcc hmhb hmmm hrac hrrc kaaa kaab kaak kaam kaar kaba kabb kabc kabr kacb kacc kach kaha kahc kahm kahr kaka kakc kakh kakk kakm kam- kama kamb kamc kamm kamr kara karb kark karm karr kbaa kbab kbac kbak kbam kbar kbba kbbb kbbc kbbk kbbm kbbr kbca kbcb kbch kbck kbcr kbhb kbhc kbhh kbhm kbhr kbkb kbkk kbkr kbmb kbmc kbmr kbra kbrb kbrc kbrh kbrk kcaa kcab kcac kcah kcam kcar kcba kcbc kcbk kcbr kcca kccb kccc kcck kccr kcha kchh kchk kchr kckc kckk kckm kckr kcmb kcmc kcmh kcmk kcmm kcmr kcrc kcrh kcrr khab khac khak kham khar khbc khbm khbr khca khcb khcc khch khck khcm khhk khhm khka khkk khkm khkr khma khmb khmc khmr khra khrk khrr kkaa kkac kkam kkar kkba kkbb kkbr kkcb kkch kkck kkcm kkcr kkha kkhb kkhh kkhk kkhr kkkk kkma kkmc kkmk kkmr kkrb kkrc kkrh kkrk kkrr kmac kmak kmam kmbc kmbh kmbr kmca kmcb kmcc kmch kmcm kmcr kmha kmhb kmhk kmhm kmhr kmkk kmmk kmmm kmmr kmrb kmrc kmrr krab krac krah krak kram krar krba krbb krbk krbm krbr krca krcb krcc krch krcm krhc krka krkc krkh krkk krkr krma krmb krmc krmh krmr krrb krrc krrk krrm krrr maaa maac maak maam maar maba mac- maca macb macc mach mack macr maha mahr maka makh mama mamc mar- mara marc mark marm marr mbac mbam mbba mbca mcaa mcac mcba mcbc mcca mccc mckk mcmc mcrc mhac mhmm mhmr mhra mkak mmaa mmab mmac mmar mmcc mmcm mmhm mmmc mmmh mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrkh mrkr mrmc mrrc raab raak raam raba rabb rabk rac- raca racc rach rack raha rahm rahr raka rakk rama ramb ramm rara rarb rark rbbb rbbr rbmk rcac rcbc rccb rccc rchb rchm rhcm rrah rrkm rrmc rrrr

-aaa- a-mac a-ram aaaah aaaam aaarc aabaa aabba aabra aacbc aahaa aamra aarah aaram aarch aarma abaab ababa