-al -er -th a-a a-c a-t aaa aac aad aae aah aal aar aat ac- aca acc acd ace ach acl acr act ad- ada adc add ade adh adl adr adt aea aec aed aee aeh ael aer aet aha ahc ahd ahe ahh ahl ahr aht al- ala alc ald ale alh all alr alt ar- ara arc ard are arh arl arr art at- ata atc atd ate ath atl atr att c-- caa cac cad cae cah cal car cat cca ccc ccd cce cch ccl ccr cct cda cdc cdd cde cdh cdl cdr cdt ce- cea cec ced cee ceh cel cer cet ch- cha chc chd che chh chl chr cht cl- cla clc cld cle clh cll clr clt cra crc crd cre crh crl crr crt cta ctc ctd cte cth ctl ctr ctt daa dac dad dae dah dal dar dat dca dcc dcd dce dcl dcr dct dda ddc ddd dde ddh ddl ddr ddt de- dea dec ded dee deh del der det dh- dha dhc dhd dhe dhh dhl dhr dht dl- dla dlc dld dle dlh dll dlr dlt dra drc drd dre drl drr drt dta dtc dtd dte dth dtl dtr dtt eaa eac ead eae eah eal ear eat ec- eca ecc ecd ece ech ecl ecr ect ed- eda edc edd ede edh edl edr edt eea eec eed eee eel eer eet eha ehc ehd ehe ehh ehl ehr eht ela elc eld ele elh ell elr elt era erc erd ere erh erl err ert eta etc etd ete eth etl etr ett haa hac had hae hah hal har hat hca hcc hcd hce hch hcl hcr hct hda hdc hdd hde hdh hdl hdr hdt he- hea hec hed hee heh hel her het hha hhc hhd hhe hhh hhl hhr hht hla hlc hld hle hlh hll hlr hlt hr- hra hrc hrd hre hrh hrl hrr hrt hta htc htd hte hth htl htr htt la- laa lac lad lae lah lal lar lat lca lcc lcd lce lch lcl lcr lct lda ldc ldd lde ldh ldl ldr ldt lea lec led lee leh lel ler let lha lhc lhd lhh lhr lht lla llc lld lle lll llr llt lra lrc lrd lrh lrr lrt lta ltc ltd lte lth ltl ltr ltt ra- raa rac rad rae rah ral rar rat rca rcc rcd rce rch rcl rcr rct rda rdc rdd rde rdh rdl rdr rdt re- rea rec red ree reh rel rer ret rh- rha rhc rhd rhe rhh rhl rhr rht rla rlc rld rle rlh rll rlr rlt rra rrc rrd rrh rrl rrr rrt rta rtc rtd rte rtl rtr rtt taa tac tad tae tah tal tar tat tca tcc tcd tce tch tcl tcr tct tda tdc tdd tde tdh tdl tdr tdt te- tea tec ted tee teh tel ter tet th- tha thc thd the thh thl thr tht tla tlc tld tle tlh tll tlr tlt tra trc trd tre trh trl trr trt tta ttc ttd tte tth ttl ttr ttt