-al -er a-a a-b a-c aaa aab aac aae aah aak aal aam aar ab- aba abb abc abe abh abk abl abm abr ac- aca acb acc ace ach ack acl acm acr aea aeb aec aee aeh aek ael aem aer aha ahb ahc ahe ahh ahk ahl ahm ahr aka akb akc ake akh akk akl akm akr al- ala alb alc ale alh alk all alm alr ama amb amc ame amh amk aml amm amr ar- ara arb arc are arh ark arl arm arr baa bab bac bae bah bak bal bam bar bba bbb bbc bbe bbh bbk bbl bbm bbr bca bcb bcc bce bch bck bcl bcm bcr be- bea beb bec bee beh bek bel bem ber bha bhb bhc bhe bhh bhk bhl bhm bhr bka bkb bkc bke bkk bkl bkm bkr bla blb blc ble blh blk bll blm blr bma bmb bmc bme bmh bmk bml bmm bmr bra brb bre brh brk brl brm brr c-- caa cab cac cae cah cak cal cam car cba cbb cbc cbe cbh cbk cbl cbm cbr cca ccb ccc cce cch cck ccl ccm ccr ce- cea ceb cec cee ceh cek cel cem cer ch- cha chb chc che chh chk chl chm chr cka ckb ckc ckh ckm cl- cla clb clc cle clh clk cll clm clr cma cmb cmc cme cmh cmk cml cmm cmr cra crb crc cre crh crk crl crm crr eaa eab eac eae eah eak eal eam ear eba ebb ebc ebe ebh ebk ebl ebm ebr ec- eca ecb ecc ece ech eck ecl ecm ecr eea eeb eec eee eek eel eem eer eha ehb ehc ehe ehh ehl ehm ehr eka ekb ekc eke ekh ekl ekr ela elb elc ele elh elk ell elm elr em- ema emb emc eme emh emk eml emm emr era erb erc ere erh erk erl erm err haa hab hac hae hah hak hal ham har hba hbb hbc hbe hbh hbk hbl hbm hbr hca hcb hcc hce hch hck hcl hcm hcr he- hea heb hec hee heh hek hel hem her hha hhb hhc hhe hhh hhk hhl hhm hhr hka hkb hkh hkk hkl hkm hkr hla hlb hlc hle hlh hll hlm hlr hma hmb hmc hme hmh hmk hml hmm hmr hr- hra hrb hrc hre hrh hrk hrl hrm hrr ka- kaa kab kac kae kah kak kal kam kar kba kbb kbc kbe kbh kbk kbl kbm kbr kca kcb kcc kce kch kck kcl kcm kcr ke- kea keb kec kee keh kek kel kem ker kha khe khh khk khm khr kkb kkc kke kkh kkk kkl kkm kkr kl- kla klb klc klh klm klr kma kmb kmc kme kmh kmk kml kmm kra krc krk krl krr la- laa lab lac lae lah lak lal lam lar lba lbb lbc lbe lbh lbk lbl lbm lbr lca lcb lcc lce lch lck lcl lcm lcr lea leb lec lee leh lek lel lem ler lha lhb lhc lhh lhk lhr lka lkb lkh lkl lkr lla llb llc lle llk lll llm llr lma lmb lmc lme lmh lmk lml lmm lmr lra lrb lrc lrh lrk lrm lrr m-r maa mab mac mae mah mak mal mam mar mba mbb mbc mbe mbh mbk mbl mbm mbr mc- mca mcb mcc mce mch mck mcl mcm mcr mea meb mec mee meh mek mel mem mer mha mhc mhh mhk mhl mhm mhr mka mkb mkc mke mkh mkk mkl mkm mkr mla mlb mlc mle mlh mlk mll mlm mlr mma mmb mmc mme mmh mmk mml mmm mmr mra mrb mrc mre mrh mrk mrl mrm mrr ra- raa rab rac rae rah rak ral ram rar rba rbb rbc rbe rbh rbk rbl rbm rbr rca rcb rcc rce rch rcl rcm rcr re- rea reb rec ree reh rek rel rem rer rh- rha rhb rhc rhe rhh rhl rhm rhr rkb rkc rke rkk rkm rla rlc rle rlh rll rlm rlr rma rmb rmc rme rmh rml rmm rmr rra rrb rrc rrh rrk rrl rrm rrr

a-ak a-be a-ha aaaa aaab aaac aaae aaah aaal aaam aaar aaba aabb aabc aabh aabl aabm aaca aacb aacc aace aach aack aacl aacm aacr aaea aaec aaem aaha aahk aahl aaka aake aala aalc aale aall aama aamb aamc aame aamr aara aarc aare aarm abaa abab abac abae abak abal abam abar abb- abba abbb abbe abbr abca abcb abcc abch abcl abcr abec abee abel aber abha abhm abhr abla able abma abmb abmc abra abrc acaa acab acac acae acar acba acbl acca accc acce acch accm ace- acea acec aceh acek acel acem acer acha ache achh achl achr acke acla aclc acle aclr acma acmc acme acmh acr- acra acrc acre acrm acrr aeac aecb aecl aeer aeka aela aelc aer- aera aerc ahab ahac ahah ahal aham ahar ahel ahem ahha ahla ahle ahlm ahmc ahme ahra ahrc ahre ahrr akaa akae akah akal akam akar akca akee akel aker akha akka akle akr- akra akre alaa alac alae alak alal alam alar alb- alba albc albe albm alca alcc alce alea alec alee aleh alek alem aler alha alk- alka alkb alke all- alla alle allh alll allr alma almc alme amaa amac amae amah amal amam amar amb- amba ambe ambr amca amcc amec amee amel amer amhl amka amla amm- amma amme amra amrc amrl arab arac arae arah arak aral aram arar arba arbe arbh arc- arca arce arch arcm area arec aree areh arek arel arem arh- arka arke arkh arla arle arma armc arme armh arml armm arr- arra arrc arre arrh arrk arrr baaa baah baak baal baam baar baba babb babe babm babr bac- baca bacc bace bach back baek bael baer baha bahl bahr