-al -er -th a-a a-b a-c a-t aaa aab aac aad aae aah aak aal aar aat ab- aba abb abc abd abe abh abk abl abr abt ac- aca acb acc acd ace ach ack acl acr act ad- ada adb adc add ade adh adk adl adr adt aea aeb aec aed aee aeh aek ael aer aet aha ahb ahc ahd ahe ahh ahk ahl ahr aht aka akb akc akd ake akh akk akl akr al- ala alb alc ald ale alh alk all alr alt ar- ara arb arc ard are arh ark arl arr art at- ata atb atc atd ate ath atl atr att baa bab bac bad bae bah bak bal bar bat bba bbb bbc bbd bbe bbh bbk bbl bbr bbt bca bcb bcc bcd bce bch bck bcl bcr bct bda bdb bdc bdd bde bdh bdk bdl bdr bdt be- bea beb bec bed bee beh bek bel ber bet bha bhb bhc bhd bhe bhh bhk bhl bhr bht bka bkb bkc bke bkk bkl bkr bkt bla blb blc bld ble blh blk bll blr blt bra brb brd bre brh brk brl brr brt bta btb btc btd bte bth btk btl btr btt c-- caa cab cac cad cae cah cak cal car cat cba cbb cbc cbd cbe cbh cbk cbl cbr cbt cca ccb ccc ccd cce cch cck ccl ccr cct cda cdb cdc cdd cde cdh cdk cdl cdr cdt ce- cea ceb cec ced cee ceh cek cel cer cet ch- cha chb chc chd che chh chk chl chr cht cka ckb ckc ckd ckh ckt cl- cla clb clc cld cle clh clk cll clr clt cra crb crc crd cre crh crk crl crr crt cta ctb ctc ctd cte cth ctk ctl ctr ctt daa dab dac dad dae dah dak dal dar dat dba dbb dbc dbd dbe dbh dbk dbl dbr dbt dca dcb dcc dcd dce dck dcl dcr dct dda ddb ddc ddd dde ddh ddk ddl ddr ddt de- dea deb dec ded dee deh dek del der det dh- dha dhb dhc dhd dhe dhh dhk dhl dhr dht dka dkb dkc dke dkk dkl dkr dkt dl- dla dlb dlc dld dle dlh dlk dll dlr dlt dra drb drc drd dre drk drl drr drt dta dtb dtc dtd dte dth dtk dtl dtr dtt eaa eab eac ead eae eah eak eal ear eat eba ebb ebc ebd ebe ebh ebk ebl ebr ebt ec- eca ecb ecc ecd ece ech eck ecl ecr ect ed- eda edb edc edd ede edh edk edl edr edt eea eeb eec eed eee eek eel eer eet eha ehb ehc ehd ehe ehh ehl ehr eht eka ekb ekc ekd eke ekh ekl ekr ekt ela elb elc eld ele elh elk ell elr elt era erb erc erd ere erh erk erl err ert eta etb etc etd ete eth etk etl etr ett haa hab hac had hae hah hak hal har hat hba hbb hbc hbd hbe hbh hbk hbl hbr hbt hca hcb hcc hcd hce hch hck hcl hcr hct hda hdb hdc hdd hde hdh hdk hdl hdr hdt he- hea heb hec hed hee heh hek hel her het hha hhb hhc hhd hhe hhh hhk hhl hhr hht hka hkb hkd hkh hkk hkl hkr hkt hla hlb hlc hld hle hlh hll hlr hlt hr- hra hrb hrc hrd hre hrh hrk hrl hrr hrt hta htb htc htd hte hth htk htl htr htt k-t ka- kaa kab kac kad kae kah kak kal kar kat kba kbb kbc kbd kbe kbh kbk kbl kbr kca kcb kcc kcd kce kch kck kcl kcr kct kda kdb kdc kde kdh kdk kdl kdr kdt ke- kea keb kec ked kee keh kek kel ker ket kha khe khh khk khr kkb kkc kke kkh kkk kkl kkr kkt kl- kla klb klc kld klh klr klt kra krc krd krk krl krr krt kta ktb ktc kte kth ktk ktl ktr ktt la- laa lab lac lad lae lah lak lal lar lat lba lbb lbc lbd lbe lbh lbk lbl lbr lbt lca lcb lcc lcd lce lch lck lcl lcr lct lda ldb ldc ldd lde ldh ldk ldl ldr ldt lea leb lec led lee leh lek lel ler let lha lhb lhc lhd lhh lhk lhr lht lka lkb lkh lkl lkr lkt lla llb llc lld lle llk lll llr llt lra lrb lrc lrd lrh lrk lrr lrt lta ltb ltc ltd lte lth ltk ltl ltr ltt ra- raa rab rac rad rae rah rak ral rar rat rba rbb rbc rbd rbe rbh rbk rbl rbr rbt rca rcb rcc rcd rce rch rcl rcr rct rda rdb rdc rdd rde rdh rdl rdr rdt re- rea reb rec red ree reh rek rel rer ret rh- rha rhb rhc rhd rhe rhh rhl rhr rht rkb rkc rke rkk rkt rla rlc rld rle rlh rll rlr rlt rra rrb rrc rrd rrh rrk rrl rrr rrt rta rtb rtc rtd rte rtk rtl rtr rtt taa tab tac tad tae tah tak tal tar tat tba tbb tbc tbd tbe tbh tbk tbl tbr tbt tca tcb tcc tcd tce tch tck tcl tcr tct tda tdb tdc tdd tde tdh tdk tdl tdr tdt te- tea teb tec ted tee teh tek tel ter tet th- tha thb thc thd the thh thk thl thr tht tka tkb tkc tke tkk tkl tkr tkt tla tlc tld tle tlh tlk tll tlr tlt tra trb trc trd tre trh trk trl trr trt tta ttb ttc ttd tte tth ttk ttl ttr ttt

a-ak a-be a-ha aaaa aaab aaac aaad aaae aaah aaal aaar aaba aabb aabc aabd aabh aabl aabt aaca aacb aacc aacd aace aach