-er ddd dde ddg ddi ddk ddn ddo ddr dds ddt de- ded dee deg dei dek den deo der des det dgd dge dgg dgi dgk dgn dgr dgs dgt di- did die dig dii dik din dio dir dis dit dke dkg dki dkk dko dkr dks dkt dnd dne dng dni dnk dnn dno dnr dns dnt dod doe dog doi dok don doo dor dos dot drd dre drg dri drk drn dro drr drs drt dsd dse dsg dsi dsk dsn dso dsr dss dst dtd dte dtg dti dtk dtn dto dtr dts dtt ed- edd ede edg edi edk edn edo edr eds edt eed eee eeg eek een eeo eer ees eet egd ege egg egi egn ego egr egs egt eid eie eig eii eik ein eio eir eis eit ekd eke ekg eki eko ekr eks ekt en- end ene eng eni enk enn eno enr ens ent eo- eod eoe eog eoi eok eon eoo eor eos eot erd ere erg eri erk ern ero err ers ert es- esd ese esg esi esk esn eso esr ess est etd ete etg eti etk etn eto etr ets ett g-d gdd gde gdi gdk gdn gdo gdr gds gdt ge- ged gee geg gei gek gen geo ger ges get ggd ggg ggi ggn ggo ggr ggs ggt gid gie gig gii gik gin gio gir gis git gkd gkn gko gks gkt gnd gne gni gnn gno gnr gns gnt god goe gog goi gok gon goo gor gos got grd gre grg gri grk grn gro grr grs grt gsd gse gsg gsi gsk gsn gso gsr gss gst gtd gte gtg gti gtk gtn gto gtr gts gtt i-d idd ide idg idi idk idn ido idr ids idt ie- ied iee ieg iei iek ien ier ies iet igd ige igg igi igk ign igo igr igs igt iid iie iii iin iio iir iis iit ike iki ikk iko ikr iks ikt in- ind ine ing ini ink inn ino inr ins int io- iod ioe iog ioi ion ioo ior ios iot ir- ird ire irg iri irk irn iro irr irs irt is- isd ise isg isi isk isn iso isr iss ist itd ite itg iti itk itn ito its itt k-t kde kdg kdk kdo kdr kds kdt ke- ked kee keg kei kek ken keo ker kes ket kgd kgi kgo kgs kid kie kig kii kik kin kio kir kis kit kke kki kkk kkn kkr kks kkt kn- knd kne kng kni knk knn kno knr knt kod koe kog koi kok kon koo kor kos kot krd krg kri krk krn kro krr krs krt ksd kse ksg ksi ksk ksn kso ksr kss kst kte ktg ktk ktn kto ktr kts ktt n-i ndd nde ndg ndi ndk ndn ndo ndr nds ndt ne- ned nee neg nei nek nen neo ner nes net ngd nge ngg ngi ngk ngn ngo ngs ngt nid nie nig nii nik nin nio nir nis nit nke nki nkk nkn nko nkr nks nkt nne nng nni nnk nnn nno nns nnt no- nod noe nog noi nok non noo nor nos not nrd nre nrg nri nrk nrn nro nrr nrs nrt nsd nse nsg nsi nsk nsn nso nsr nss nst ntd nte ntg nti ntk ntn nto ntr nts ntt o-i odd ode odg odi odn odo odr ods odt oed oee oeg oei oen oeo oer oes oet ogd oge ogg ogi ogn ogo ogs ogt oid oie oii oik oin oio oir ois oit okd oke okg oki okk oko okr oks on- ond one ong oni onk onn ono onr ons ont oo- ood oog ooi ook oon ooo oor oos oot or- ord ore org ori ork orn oro orr ors ort os- osd ose osg osi osk osn oso osr oss ost ot- otd ote otg oti otk otn oto otr ots ott rdd rde rdg rdi rdn rdo rdr rds rdt re- red ree reg rei rek ren reo rer res ret rgd rge rgg rgi rgk rgn rgo rgr rgs rgt rid rie rig rii rik rin rio rir ris rit rke rkg rkk rko rks rkt rnd rng rni rnn rno rnr rns rnt rod roe rog roi rok ron roo ror ros rot rrd rrg rri rrk rrn rrr rrs rrt rsd rse rsg rsi rsk rsn rso rsr rss rst rtd rte rtg rti rtk rtn rto rtr rts rtt sdd sde sdg sdi sdk sdn sdo sdr sds sdt se- sed see seg sei sek sen seo ser ses set sgd sge sgg sgi sgk sgn sgo sgr sgs sgt sid sie sig sii sik sin sio sir sis sit sk- skd ske skg ski skk sko skr sks skt snd sne sng sni snk snn sno snr sns snt sod soe sog soi sok son soo sor sos sot sr- srd sre srg sri srk srn sro srr srs srt ss- ssd sse ssg ssi ssk ssn sso ssr sss sst std ste stg sti stk stn sto str sts stt tdd tde tdg tdi tdk tdn tdo tdr tds tdt te- ted tee teg tei tek ten teo ter tes tet tge tgg tgi tgk tgn tgo tgr tgs tgt tid tie tig tii tik tin tio tir tis tit tke tkg tkk tko tkr tks tkt tnd tne tng tni tnk tnn tno tnr tns tnt to- tod toe tog toi tok ton too tor tos tot trd tre trg tri trk trn tro trr trs trt tsd tse tsg tsi tsk tsn tso tsr tss tst ttd tte ttg tti ttk ttn tto ttr tts ttt