a-a a-t aaa aad aan aao aap aar aas aat ad- ada add adn ado adp adr ads adt an- ana and ann ano anp anr ans ant aoa aod aon aoo aop aor aos aot ap- apa apd apn apo app apr aps apt ar- ara ard arn aro arp arr ars art as- asa asd asn aso asp asr ass ast at- ata atd atn ato atp atr ats att daa dad dan dao dap dar das dat dda ddd ddn ddo ddp ddr dds ddt dna dnd dnn dno dnp dnr dns dnt doa dod don doo dop dor dos dot dpa dpd dpn dpo dpp dpr dps dpt dra drd drn dro drp drr drs drt dsa dsd dsn dso dsp dsr dss dst dta dtd dtn dto dtp dtr dts dtt naa nad nan nao nap nar nas nat nda ndd ndn ndo ndp ndr nds ndt nna nnn nno nnp nns nnt no- noa nod non noo nop nor nos not npa npd npn npo npp npr nps npt nra nrd nrn nro nrp nrr nrs nrt nsa nsd nsn nso nsp nsr nss nst nta ntd ntn nto ntp ntr nts ntt oaa oad oan oao oap oar oas oat oda odd odn odo odp odr ods odt on- ona ond onn ono onp onr ons ont oo- ooa ood oon ooo oop oor oos oot op- opa opd opn opo opp opr ops opt or- ora ord orn oro orp orr ors ort os- osa osd osn oso osp osr oss ost ot- ota otd otn oto otp otr ots ott p-p paa pad pan pao pap par pas pat pda pdd pdn pdo pdp pdr pds pdt pn- pna pnd pnn pno pnp pnr pns pnt poa pod pon poo pop por pos pot ppa ppd ppn ppo ppp ppr pps ppt pra prd prn pro prp prr prs prt ps- psa psd psn pso psp psr pss pst pt- pta ptd ptn pto ptp ptr pts ptt ra- raa rad ran rao rap rar ras rat rda rdd rdn rdo rdp rdr rds rdt rna rnd rnn rno rnp rnr rns rnt roa rod ron roo rop ror ros rot rpa rpd rpn rpo rpp rpr rps rpt rra rrd rrn rrp rrr rrs rrt rsa rsd rsn rso rsp rsr rss rst rta rtd rtn rto rtp rtr rts rtt saa sad san sao sap sar sas sat sda sdd sdn sdo sdp sdr sds sdt sna snd snn sno snp snr sns snt soa sod son soo sop sor sos sot spa spd spn spo spp spr sps spt sr- sra srd srn sro srp srr srs srt ss- ssa ssd ssn sso ssp ssr sss sst sta std stn sto stp str sts stt taa tad tan tao tap tar tas tat tda tdd tdn tdo tdp tdr tds tdt tna tnd tnn tno tnp tnr tns tnt to- toa tod ton too top tor tos tot tpa tpd tpn tpo tpp tpr tps tpt tra trd trn tro trp trr trs trt tsa tsd tsn tso tsp tsr tss tst tta ttd ttn tto ttp ttr tts ttt