-al -ol -th a-a a-c a-t aaa aac aad aah aal aao aar aas aat ac- aca acc acd ach acl aco acr acs act ad- ada adc add adh adl ado adr ads adt aha ahc ahd ahh ahl aho ahr ahs aht al- ala alc ald alh all alo alr als alt aoa aoc aod aoh aol aoo aor aos aot ar- ara arc ard arh arl aro arr ars art as- asa asc asd ash asl aso asr ass ast at- ata atc atd ath atl ato atr ats att c-- caa cac cad cah cal cao car cas cat cca ccc ccd cch ccl cco ccr ccs cct cda cdc cdd cdh cdl cdo cdr cds cdt ch- cha chc chd chh chl cho chr chs cht cl- cla clc cld clh cll clo clr cls clt co- coa coc cod coh col coo cor cos cot cra crc crd crh crl cro crr crs crt csa csc csd csh csl cso csr css cst cta ctc ctd cth ctl cto ctr cts ctt daa dac dad dah dal dao dar das dat dca dcc dcd dcl dco dcr dcs dct dda ddc ddd ddh ddl ddo ddr dds ddt dh- dha dhc dhd dhh dhl dho dhr dhs dht dl- dla dlc dld dlh dll dlo dlr dls dlt doa doc dod doh dol doo dor dos dot dra drc drd drl dro drr drs drt dsa dsc dsd dsh dsl dso dsr dss dst dta dtc dtd dth dtl dto dtr dts dtt haa hac had hah hal hao har has hat hca hcc hcd hch hcl hco hcr hcs hct hda hdc hdd hdh hdl hdo hdr hds hdt hha hhc hhd hhh hhl hho hhr hhs hht hla hlc hld hlh hll hlo hlr hls hlt hoa hoc hod hoh hol hoo hor hos hot hr- hra hrc hrd hrh hrl hro hrr hrs hrt hsa hsc hsd hsh hsl hsr hss hst hta htc htd hth htl hto htr hts htt la- laa lac lad lah lal lao lar las lat lca lcc lcd lch lcl lco lcr lcs lct lda ldc ldd ldh ldl ldo ldr lds ldt lha lhc lhd lhh lho lhr lhs lht lla llc lld lll llo llr lls llt loa loc lod loh lol loo lor los lot lra lrc lrd lrh lro lrr lrs lrt lsa lsc lsd lsh lsl lso lsr lss lst lta ltc ltd lth ltl lto ltr lts ltt oaa oac oad oah oal oao oar oas oat oc- oca occ ocd och ocl oco ocr ocs oct oda odc odd odh odl odo odr ods odt oha ohc ohd ohh ohl oho ohr ohs oht ola olc old oll olo ols olt oo- ooa ooc ood ooh ool ooo oor oos oot or- ora orc ord orh orl oro orr ors ort os- osa osc osd osh osl oso osr oss ost ot- ota otc otd oth otl oto otr ots ott ra- raa rac rad rah ral rao rar ras rat rca rcc rcd rch rcl rco rcr rcs rct rda rdc rdd rdh rdl rdo rdr rds rdt rh- rha rhc rhd rhh rhl rho rhr rhs rht rla rlc rld rlh rll rlo rlr rls rlt roa roc rod roh rol roo ror ros rot rra rrc rrd rrh rrl rrr rrs rrt rsa rsc rsd rsh rsl rso rsr rss rst rta rtc rtd rtl rto rtr rts rtt saa sac sad sah sal sao sar sas sat sca scc scd sch scl sco scr scs sct sda sdc sdd sdh sdl sdo sdr sds sdt sh- sha shc shd shh shl sho shr shs sht sla slc sld slh sll slo slr sls slt soa soc sod soh sol soo sor sos sot sr- sra src srd srh srl sro srr srs srt ss- ssa ssc ssd ssh ssl sso ssr sss sst sta stc std sth stl sto str sts stt taa tac tad tah tal tao tar tas tat tca tcc tcd tch tcl tco tcr tcs tct tda tdc tdd tdh tdl tdo tdr tds tdt th- tha thc thd thh thl tho thr ths tht tla tlc tld tlh tll tlo tlr tls tlt to- toa toc tod toh tol too tor tos tot tra trc trd trh trl tro trr trs trt tsa tsc tsd tsh tsl tso tsr tss tst tta ttc ttd tth ttl tto ttr tts ttt