-al -ol a-a a-c a-t aaa aac aad aal aao aap aar aas aat ac- aca acc acd acl aco acp acr acs act ad- ada adc add adl ado adp adr ads adt al- ala alc ald all alo alp alr als alt aoa aoc aod aol aoo aop aor aos aot ap- apa apc apd apl apo app apr aps apt ar- ara arc ard arl aro arp arr ars art as- asa asc asd asl aso asp asr ass ast at- ata atc atd atl ato atp atr ats att c-- caa cac cad cal cao cap car cas cat cca ccc ccd ccl cco ccp ccr ccs cct cda cdc cdd cdl cdo cdp cdr cds cdt cl- cla clc cld cll clo clp clr cls clt co- coa coc cod col coo cop cor cos cot cpa cpc cpd cpl cpo cpp cpr cps cpt cra crc crd crl cro crp crr crs crt csa csc csd csl cso csp csr css cst cta ctc ctd ctl cto ctp ctr cts ctt daa dac dad dal dao dap dar das dat dca dcc dcd dcl dco dcp dcr dcs dct dda ddc ddd ddl ddo ddp ddr dds ddt dl- dla dlc dld dll dlo dlp dlr dls dlt doa doc dod dol doo dop dor dos dot dpa dpc dpd dpl dpo dpp dpr dps dpt dra drc drd drl dro drp drr drs drt dsa dsc dsd dsl dso dsp dsr dss dst dta dtc dtd dtl dto dtp dtr dts dtt l-p la- laa lac lad lal lao lap lar las lat lca lcc lcd lcl lco lcp lcr lcs lct lda ldc ldd ldl ldo ldp ldr lds ldt lla llc lld lll llo llp llr lls llt loa loc lod lol loo lop lor los lot lpa lpc lpd lpl lpo lpp lpr lps lpt lra lrc lrd lro lrp lrr lrs lrt lsa lsc lsd lsl lso lsp lsr lss lst lta ltc ltd ltl lto ltp ltr lts ltt oaa oac oad oal oao oap oar oas oat oc- oca occ ocd ocl oco ocp ocr ocs oct oda odc odd odl odo odp odr ods odt ola olc old oll olo olp ols olt oo- ooa ooc ood ool ooo oop oor oos oot op- opa opc opd opl opo opp opr ops opt or- ora orc ord orl oro orp orr ors ort os- osa osc osd osl oso osp osr oss ost ot- ota otc otd otl oto otp otr ots ott p-p paa pac pad pal pao pap par pas pat pca pcc pcd pcl pco pcp pcr pcs pct pda pdc pdd pdl pdo pdp pdr pds pdt pla plc pld pll plo plp plr pls plt poa poc pod pol poo pop por pos pot ppa ppc ppd ppl ppo ppp ppr pps ppt pra prc prd prl pro prp prr prs prt ps- psa psc psd psl pso psp psr pss pst pt- pta ptc ptd ptl pto ptp ptr pts ptt ra- raa rac rad ral rao rap rar ras rat rca rcc rcd rcl rco rcp rcr rcs rct rda rdc rdd rdl rdo rdp rdr rds rdt rla rlc rld rll rlo rlp rlr rls rlt roa roc rod rol roo rop ror ros rot rpa rpc rpd rpl rpo rpp rpr rps rpt rra rrc rrd rrl rrp rrr rrs rrt rsa rsc rsd rsl rso rsp rsr rss rst rta rtc rtd rtl rto rtp rtr rts rtt saa sac sad sal sao sap sar sas sat sca scc scd scl sco scp scr scs sct sda sdc sdd sdl sdo sdp sdr sds sdt sla slc sld sll slo slp slr sls slt soa soc sod sol soo sop sor sos sot spa spc spd spl spo spp spr sps spt sr- sra src srd srl sro srp srr srs srt ss- ssa ssc ssd ssl sso ssp ssr sss sst sta stc std stl sto stp str sts stt taa tac tad tal tao tap tar tas tat tca tcc tcd tcl tco tcp tcr tcs tct tda tdc tdd tdl tdo tdp tdr tds tdt tla tlc tld tll tlo tlp tlr tls tlt to- toa toc tod tol too top tor tos tot tpa tpc tpd tpl tpo tpp tpr tps tpt tra trc trd trl tro trp trr trs trt tsa tsc tsd tsl tso tsp tsr tss tst tta ttc ttd ttl tto ttp ttr tts ttt