-al -er a-a a-b a-c aaa aab aac aad aae aah aal aar ab- aba abb abc abd abe abh abl abr ac- aca acb acc acd ace ach acl acr ad- ada adb adc add ade adh adl adr aea aeb aec aed aee aeh ael aer aha ahb ahc ahd ahe ahh ahl ahr al- ala alb alc ald ale alh all alr ar- ara arb arc ard are arh arl arr baa bab bac bad bae bah bal bar bba bbb bbc bbd bbe bbh bbl bbr bca bcb bcc bcd bce bch bcl bcr bda bdb bdc bdd bde bdh bdl bdr be- bea beb bec bed bee beh bel ber bha bhb bhc bhd bhe bhh bhl bhr bla blb blc bld ble blh bll blr bra brb brd bre brh brl brr c-- caa cab cac cad cae cah cal car cba cbb cbc cbd cbe cbh cbl cbr cca ccb ccc ccd cce cch ccl ccr cda cdb cdc cdd cde cdh cdl cdr ce- cea ceb cec ced cee ceh cel cer ch- cha chb chc chd che chh chl chr cl- cla clb clc cld cle clh cll clr cra crb crc crd cre crh crl crr daa dab dac dad dae dah dal dar dba dbb dbc dbd dbe dbh dbl dbr dca dcb dcc dcd dce dcl dcr dda ddb ddc ddd dde ddh ddl ddr de- dea deb dec ded dee deh del der dh- dha dhb dhc dhd dhe dhh dhl dhr dl- dla dlb dlc dld dle dlh dll dlr dra drb drc drd dre drl drr eaa eab eac ead eae eah eal ear eba ebb ebc ebd ebe ebh ebl ebr ec- eca ecb ecc ecd ece ech ecl ecr ed- eda edb edc edd ede edh edl edr eea eeb eec eed eee eel eer eha ehb ehc ehd ehe ehh ehl ehr ela elb elc eld ele elh ell elr era erb erc erd ere erh erl err haa hab hac had hae hah hal har hba hbb hbc hbd hbe hbh hbl hbr hca hcb hcc hcd hce hch hcl hcr hda hdb hdc hdd hde hdh hdl hdr he- hea heb hec hed hee heh hel her hha hhb hhc hhd hhe hhh hhl hhr hla hlb hlc hld hle hlh hll hlr hr- hra hrb hrc hrd hre hrh hrl hrr la- laa lab lac lad lae lah lal lar lba lbb lbc lbd lbe lbh lbl lbr lca lcb lcc lcd lce lch lcl lcr lda ldb ldc ldd lde ldh ldl ldr lea leb lec led lee leh lel ler lha lhb lhc lhd lhh lhr lla llb llc lld lle lll llr lra lrb lrc lrd lrh lrr ra- raa rab rac rad rae rah ral rar rba rbb rbc rbd rbe rbh rbl rbr rca rcb rcc rcd rce rch rcl rcr rda rdb rdc rdd rde rdh rdl rdr re- rea reb rec red ree reh rel rer rh- rha rhb rhc rhd rhe rhh rhl rhr rla rlc rld rle rlh rll rlr rra rrb rrc rrd rrh rrl rrr

a-be a-ha aaaa aaab aaac aaad aaae aaah aaal aaar aaba aabb aabc aabd aabh aabl aaca aacb aacc aacd aace aach aacl aacr aada aadc aade aaea aaec aaha aahl aala aalc aald aale aall aara aarc aard aare abaa abab abac abad abae abal abar abb- abba abbb abbe abbr abca abcb abcc abcd abch abcl abcr abda abec abed abee abel aber abha abhr abla able abra abrc acaa acab acac acad acae acar acba acbl acca accc accd acce acch acda acdb acdc acde ace- acea acec aced aceh acel acer acha ache achh achl achr acla aclc acle aclr acr- acra acrc acre acrr adaa adab adac adad adae adah adal adar adba adbc adcc adda addc addd adde addl addr adea adeb adee adeh adel ader adha adhd adle adra adre aeac aecb aecl aede aeer aela aelc aer- aera aerc aerd ahab ahac ahad ahah ahal ahar ahdl ahed ahel ahha ahla ahle ahra ahrc ahre ahrr alaa alac alad alae alal alar alb- alba albc albe alca alcc alce ald- alda alde aldl alea alec aled alee aleh aler alha all- alla alle allh alll allr arab arac arad arae arah aral arar arba arbe arbh arc- arca arce arch arda ardc arde ardl area arec ared aree areh arel arh- arla arle arr- arra arrc arre arrh arrr baaa baad baah baal baar baba babb babe babr bac- baca bacc bace bach bada badb badd bade badh badr baed bael baer baha bahl bahr bala balc bald bale ball bar- bara barb barc bard bare barh barr bbad bbbb bbch bbdd bbeb bblb bbrc bcaa bcar bcbc bcca bccc bccl bcda bcde bcec bcer bchd bche bcra bd-r bdbc bddc bddh bdle bead beah beal bear beba bebb bebe beca bech beda bede bedl beeb beed beel beer behr bela beld bele bell bera berc berd bere berr bhar bhca bhcc bhdl bhel bher bhra blaa blab blac blad blae blah bldc bldr blea bleb bled blee bleh blrc brab brac brad brae brah brca brcb brce brda brea breb brec bred bree brel brer brrr c-cd caaa caab caac caah caal caba cabe cac- caca cacc cace cach cacr cada cadc cadd cade cadr caec caer caha cahe cahl cala calc cald cale call cara carb carc card care carl carr cbac cbal cbar cbbc cbca cbcc cbce cbcl cbcr cbdb cbdc cbea cbec cbee cber cbha cbhl cblb cblc cbrd cbre cbrh cbrl ccaa ccab ccac ccad ccar ccba ccbc ccca cccb cccc cccl ccdc ccdh ccdr cced ccee ccel ccha cche cchl cchr ccla cclc ccra ccrc ccre ccrl cd-e cd-r cdaa cdac cdad cdba cdda cddb cddl cddr cdec cder cdre ceac cead ceal cear ceba cec- ceca cece ceda cedd cede ceeb ceec ceel cehl cel- cela celc cele