-al -ol -th a-a a-c a-t aaa aac aad aaf aah aal aao aar aas aat ac- aca acc acd acf ach acl aco acr acs act ad- ada adc add adf adh adl ado adr ads adt af- afa afc afd aff afh afl afo afr afs aft aha ahc ahd ahf ahh ahl aho ahr ahs aht al- ala alc ald alf alh all alo alr als alt aoa aoc aod aof aoh aol aoo aor aos aot ar- ara arc ard arf arh arl aro arr ars art as- asa asc asd asf ash asl aso asr ass ast at- ata atc atd atf ath atl ato atr ats att c-- caa cac cad caf cah cal cao car cas cat cca ccc ccd ccf cch ccl cco ccr ccs cct cda cdc cdd cdf cdh cdl cdo cdr cds cdt cfa cfc cfd cff cfh cfl cfo cfr cfs cft ch- cha chc chd chf chh chl cho chr chs cht cl- cla clc cld clf clh cll clo clr cls clt co- coa coc cod cof coh col coo cor cos cot cra crc crd crf crh crl cro crr crs crt csa csc csd csf csh csl cso csr css cst cta ctc ctd ctf cth ctl cto ctr cts ctt daa dac dad daf dah dal dao dar das dat dca dcc dcd dcf dcl dco dcr dcs dct dda ddc ddd ddf ddh ddl ddo ddr dds ddt dfa dfc dfd dff dfh dfl dfo dfr dfs dft dh- dha dhc dhd dhf dhh dhl dho dhr dhs dht dl- dla dlc dld dlf dlh dll dlo dlr dls dlt doa doc dod dof doh dol doo dor dos dot dra drc drd drl dro drr drs drt dsa dsc dsd dsf dsh dsl dso dsr dss dst dta dtc dtd dtf dth dtl dto dtr dts dtt faa fac fad faf fah fal fao far fas fat fca fcc fcd fcf fcl fco fcr fcs fct fda fdc fdd fdf fdh fdl fdo fdr fds fdt ffa ffc ffd fff ffh ffl ffo ffr ffs fft fha fhc fhf fhh fhl fho fhr fhs fla flc fld flf fll flo flr fls flt foa foc fof foh fol foo for fos fot fra frc frd frf frh frl fro frr frs frt fsa fsc fsd fsf fsh fsl fso fsr fss fst fta ftc ftd ftf fth ftl fto ftr fts ftt haa hac had haf hah hal hao har has hat hca hcc hcd hcf hch hcl hco hcr hcs hct hda hdc hdd hdf hdh hdl hdo hdr hds hdt hfa hfc hfd hff hfh hfl hfo hfr hfs hft hha hhc hhd hhf hhh hhl hho hhr hhs hht hla hlc hld hlf hlh hll hlo hlr hls hlt hoa hoc hod hof hoh hol hoo hor hos hot hr- hra hrc hrd hrf hrh hrl hro hrr hrs hrt hsa hsc hsd hsf hsh hsl hsr hss hst hta htc htd htf hth htl hto htr hts htt la- laa lac lad laf lah lal lao lar las lat lca lcc lcd lcf lch lcl lco lcr lcs lct lda ldc ldd ldf ldh ldl ldo ldr lds ldt lfa lfc lfd lff lfh lfl lfo lfr lfs lft lha lhc lhd lhf lhh lho lhr lhs lht lla llc lld llf lll llo llr lls llt loa loc lod lof loh lol loo lor los lot lra lrc lrd lrf lrh lro lrr lrs lrt lsa lsc lsd lsf lsh lsl lso lsr lss lst lta ltc ltd ltf lth ltl lto ltr lts ltt oaa oac oad oaf oah oal oao oar oas oat oc- oca occ ocd ocf och ocl oco ocr ocs oct oda odc odd odf odh odl odo odr ods odt of- ofa ofc ofd off ofl ofo ofr ofs oft oha ohc ohd ohf ohh ohl oho ohr ohs oht ola olc old olf oll olo ols olt oo- ooa ooc ood oof ooh ool ooo oor oos oot or- ora orc ord orf orh orl oro orr ors ort os- osa osc osd osf osh osl oso osr oss ost ot- ota otc otd otf oth otl oto otr ots ott ra- raa rac rad raf rah ral rao rar ras rat rca rcc rcd rcf rch rcl rco rcr rcs rct rda rdc rdd rdf rdh rdl rdo rdr rds rdt rfa rfc rfd rff rfh rfl rfo rfr rfs rft rh- rha rhc rhd rhf rhh rhl rho rhr rhs rht rla rlc rld rlf rlh rll rlo rlr rls rlt roa roc rod rof roh rol roo ror ros rot rra rrc rrd rrf rrh rrl rrr rrs rrt rsa rsc rsd rsf rsh rsl rso rsr rss rst rta rtc rtd rtf rtl rto rtr rts rtt saa sac sad saf sah sal sao sar sas sat sca scc scd scf sch scl sco scr scs sct sda sdc sdd sdf sdh sdl sdo sdr sds sdt sfa sfc sfd sff sfh sfl sfo sfr sfs sft sh- sha shc shd shf shh shl sho shr shs sht sla slc sld slf slh sll slo slr sls slt soa soc sod sof soh sol soo sor sos sot sr- sra src srd srf srh srl sro srr srs srt ss- ssa ssc ssd ssf ssh ssl sso ssr sss sst sta stc std stf sth stl sto str sts stt taa tac tad taf tah tal tao tar tas tat tca tcc tcd tcf tch tcl tco tcr tcs tct tda tdc tdd tdf tdh tdl tdo tdr tds tdt tfa tfc tfd tff tfh tfl tfo tfr tfs tft th- tha thc thd thf thh thl tho thr ths tht tla tlc tld tlf tlh tll tlo tlr tls tlt to- toa toc tod tof toh tol too tor tos tot tra trc trd trf trh trl tro trr trs trt tsa tsc tsd