-al a-a a-b a-c aaa aab aac aad aah aal aam aar ab- aba abb abc abd abh abl abm abr ac- aca acb acc acd ach acl acm acr ad- ada adb adc add adh adl adm adr aha ahb ahc ahd ahh ahl ahm ahr al- ala alb alc ald alh all alm alr ama amb amc amd amh aml amm amr ar- ara arb arc ard arh arl arm arr baa bab bac bad bah bal bam bar bba bbb bbc bbd bbh bbl bbm bbr bca bcb bcc bcd bch bcl bcm bcr bda bdb bdc bdd bdh bdl bdm bdr bha bhb bhc bhd bhh bhl bhm bhr bla blb blc bld blh bll blm blr bma bmb bmc bmd bmh bml bmm bmr bra brb brd brh brl brm brr c-- caa cab cac cad cah cal cam car cba cbb cbc cbd cbh cbl cbm cbr cca ccb ccc ccd cch ccl ccm ccr cda cdb cdc cdd cdh cdl cdm cdr ch- cha chb chc chd chh chl chm chr cl- cla clb clc cld clh cll clm clr cma cmb cmc cmd cmh cml cmm cmr cra crb crc crd crh crl crm crr daa dab dac dad dah dal dam dar dba dbb dbc dbd dbh dbl dbm dbr dca dcb dcc dcd dcl dcm dcr dda ddb ddc ddd ddh ddl ddm ddr dh- dha dhb dhc dhd dhh dhl dhm dhr dl- dla dlb dlc dld dlh dll dlm dlr dma dmb dmc dmd dmh dml dmm dmr dra drb drc drd drl drm drr haa hab hac had hah hal ham har hba hbb hbc hbd hbh hbl hbm hbr hca hcb hcc hcd hch hcl hcm hcr hda hdb hdc hdd hdh hdl hdm hdr hha hhb hhc hhd hhh hhl hhm hhr hla hlb hlc hld hlh hll hlm hlr hma hmb hmc hmd hmh hml hmm hmr hr- hra hrb hrc hrd hrh hrl hrm hrr la- laa lab lac lad lah lal lam lar lba lbb lbc lbd lbh lbl lbm lbr lca lcb lcc lcd lch lcl lcm lcr lda ldb ldc ldd ldh ldl ldm ldr lha lhb lhc lhd lhh lhr lla llb llc lld lll llm llr lma lmb lmc lmd lmh lml lmm lmr lra lrb lrc lrd lrh lrm lrr m-r maa mab mac mad mah mal mam mar mba mbb mbc mbd mbh mbl mbm mbr mc- mca mcb mcc mcd mch mcl mcm mcr mda mdb mdc mdd mdh mdl mdm mdr mha mhc mhd mhh mhl mhm mhr mla mlb mlc mld mlh mll mlm mlr mma mmb mmc mmd mmh mml mmm mmr mra mrb mrc mrd mrh mrl mrm mrr ra- raa rab rac rad rah ral ram rar rba rbb rbc rbd rbh rbl rbm rbr rca rcb rcc rcd rch rcl rcm rcr rda rdb rdc rdd rdh rdl rdm rdr rh- rha rhb rhc rhd rhh rhl rhm rhr rla rlc rld rlh rll rlm rlr rma rmb rmc rmd rmh rml rmm rmr rra rrb rrc rrd rrh rrl rrm rrr

a-ha aaaa aaab aaac aaad aaah aaal aaam aaar aaba aabb aabc aabd aabh aabl aabm aaca aacb aacc aacd aach aacl aacm aacr aada aadc aaha aahl aala aalc aald aall aama aamb aamc aamd aamr aara aarc aard aarm abaa abab abac abad abal abam abar abb- abba abbb abbr abca abcb abcc abcd abch abcl abcr abda abha abhm abhr abla abma abmb abmc abra abrc acaa acab acac acad acar acba acbl acca accc accd acch accm acda acdb acdc acdm acha achh achl achr acla aclc aclr acma acmc acmh acr- acra acrc acrm acrr adaa adab adac adad adah adal adam adar adba adbc adcc adda addc addd addl addr adha adhd adma admb adml admr adra ahab ahac ahad ahah ahal aham ahar ahdl ahha ahla ahlm ahmc ahra ahrc ahrr alaa alac alad alal alam alar alb- alba albc albm alca alcc ald- alda aldl aldm alha all- alla allh alll allr alma almc amaa amac amad amah amal amam amar amb- amba ambr amca amcc amda amdh amhl amla amm- amma amra amrc amrl arab arac arad arah aral aram arar arba arbh arc- arca arch arcm arda ardc ardl ardm arh- arla arma armc armd armh arml armm arr- arra arrc arrh arrr baaa baad baah baal baam baar baba babb babm babr bac- baca bacc bach bada badb badd badh badr baha bahl bahr bala balc bald ball balm bama bamb bamc baml bamm bar- bara barb barc bard barh barm barr bbad bbbb bbch bbcm bbdd bblb bbrc bcaa bcam bcar bcbc bcca bccc bccl bccm bcda bchd bcma bcra bd-r bdbc bddc bddh bdrm bhar bhca bhcc bhdl bhra blaa blab blac blad blah blam bldc bldr blrc bmaa bmdb brab brac brad brah bram brca brcb brda brdm brmc brrm brrr c-cd caaa caab caac caah caal caam caba cac- caca cacc cach cacm cacr cada cadc cadd cadm cadr caha cahl cala calc cald call calm cama camb camc camh caml camm cara carb carc card carl carm carr cbac cbal cbar cbbc cbca cbcc cbcl cbcm cbcr cbdb cbdc cbha cbhl cblb cblc cbrd cbrh cbrl cbrm ccaa ccab ccac ccad ccam ccar ccba ccbc ccca cccb cccc cccl cccm ccdc ccdh ccdm ccdr ccha cchl cchr ccla cclc cclm ccma ccmb ccmc ccmd ccmm ccra ccrc ccrl cd-r cdaa cdac cdad cdba cdda cddb cddl cddr cdma chaa chab chac chad chah chal cham char chca chch chcm chha chlc chlr chmb chmc chml chra chrb chrc chrd chrr clab clad clam clar clcd cldc cldr clmd clra clrd cmaa cmac cmah cmba cmbc cmcc cmda cmdb cmdr cmha cmhc cmla cmll cmmb cmmc cmml cmra cmrr crab crac cram crar crbc crca crcc crcr crda crdc crmb daab daad daal daam daar daba dabb daca dada daha dahl dahm