-er a-a a-t aaa aad aae aag aak aan aar aas aat ad- ada add ade adg adk adn adr ads adt aea aed aee aeg aek aen aer aes aet ag- aga agd age agg agk agn agr ags agt aka akd ake akg akk akn akr aks an- ana and ane ang ank ann anr ans ant ar- ara ard are arg ark arn arr ars art as- asa asd ase asg ask asn asr ass ast at- ata atd ate atg atn atr ats att daa dad dae dag dak dan dar das dat dda ddd dde ddg ddk ddn ddr dds ddt de- dea ded dee deg dek den der des det dga dgd dge dgg dgk dgn dgr dgs dgt dka dke dkg dkk dkr dks dkt dna dnd dne dng dnk dnn dnr dns dnt dra drd dre drg drk drn drr drs drt dsa dsd dse dsg dsk dsn dsr dss dst dta dtd dte dtg dtk dtn dtr dts dtt eaa ead eae eag eak ean ear eas eat ed- eda edd ede edg edk edn edr eds edt eea eed eee eeg eek een eer ees eet ega egd ege egg egn egr egs egt eka ekd eke ekg ekr eks ekt en- ena end ene eng enk enn enr ens ent era erd ere erg erk ern err ers ert es- esa esd ese esg esk esn esr ess est eta etd ete etg etk etn etr ets ett g-d gaa gad gae gag gak gan gar gas gat gda gdd gde gdk gdn gdr gds gdt ge- gea ged gee geg gek gen ger ges get gga ggd ggg ggn ggr ggs ggt gka gkd gkn gks gkt gna gnd gne gnn gnr gns gnt gra grd gre grg grk grn grr grs grt gsa gsd gse gsg gsk gsn gsr gss gst gta gtd gte gtg gtk gtn gtr gts gtt k-t ka- kaa kad kae kag kak kan kar kas kat kda kde kdg kdk kdr kds kdt ke- kea ked kee keg kek ken ker kes ket kga kgd kgs kke kkk kkn kkr kks kkt kn- kna knd kne kng knk knn knr knt kra krd krg krk krn krr krs krt ksa ksd kse ksg ksk ksn ksr kss kst kta kte ktg ktk ktn ktr kts ktt naa nad nae nag nak nan nar nas nat nda ndd nde ndg ndk ndn ndr nds ndt ne- nea ned nee neg nek nen ner nes net nga ngd nge ngg ngk ngn ngs ngt nka nke nkk nkn nkr nks nkt nna nne nng nnk nnn nns nnt nra nrd nre nrg nrk nrn nrr nrs nrt nsa nsd nse nsg nsk nsn nsr nss nst nta ntd nte ntg ntk ntn ntr nts ntt ra- raa rad rae rag rak ran rar ras rat rda rdd rde rdg rdn rdr rds rdt re- rea red ree reg rek ren rer res ret rga rgd rge rgg rgk rgn rgr rgs rgt rke rkg rkk rks rkt rna rnd rng rnn rnr rns rnt rra rrd rrg rrk rrn rrr rrs rrt rsa rsd rse rsg rsk rsn rsr rss rst rta rtd rte rtg rtk rtn rtr rts rtt saa sad sae sag sak san sar sas sat sda sdd sde sdg sdk sdn sdr sds sdt se- sea sed see seg sek sen ser ses set sga sgd sge sgg sgk sgn sgr sgs sgt sk- ska skd ske skg skk skr sks skt sna snd sne sng snk snn snr sns snt sr- sra srd sre srg srk srn srr srs srt ss- ssa ssd sse ssg ssk ssn ssr sss sst sta std ste stg stk stn str sts stt taa tad tae tag tak tan tar tas tat tda tdd tde tdg tdk tdn tdr tds tdt te- tea ted tee teg tek ten ter tes tet tga tge tgg tgk tgn tgr tgs tgt tka tke tkg tkk tkr tks tkt tna tnd tne tng tnk tnn tnr tns tnt tra trd tre trg trk trn trr trs trt tsa tsd tse tsg tsk tsn tsr tss tst tta ttd tte ttg ttk ttn ttr tts ttt