-er -up ddd dde ddg ddk ddn ddo ddp ddr dds ddu de- ded dee deg dek den deo dep der des deu dgd dge dgg dgk dgn dgp dgr dgs dgu dke dkg dkk dko dkp dkr dks dku dnd dne dng dnk dnn dno dnp dnr dns dod doe dog dok don doo dop dor dos dou dpd dpe dpg dpk dpn dpo dpp dpr dps dpu drd dre drg drk drn dro drp drr drs dru dsd dse dsg dsk dsn dso dsp dsr dss dsu dud due dug duk dun duo dup dur dus ed- edd ede edg edk edn edo edp edr eds edu eed eee eeg eek een eeo eep eer ees egd ege egg egn ego egp egr egs egu ekd eke ekg eko ekp ekr eks eku en- end ene eng enk enn eno enp enr ens enu eo- eod eoe eog eok eon eoo eop eor eos eou ep- epd epe epg epn epo epp epr eps epu erd ere erg erk ern ero erp err ers eru es- esd ese esg esk esn eso esp esr ess esu eu- eud eue eug eun eup eur eus g-d g-p gdd gde gdk gdn gdo gdp gdr gds gdu ge- ged gee geg gek gen geo gep ger ges geu ggd ggg ggn ggo ggp ggr ggs ggu gkd gkn gko gkp gks gnd gne gnn gno gnp gnr gns gnu god goe gog gok gon goo gop gor gos gou gpd gpe gpg gpk gpn gpo gpp gpr gps gpu grd gre grg grk grn gro grp grr grs gru gsd gse gsg gsk gsn gso gsp gsr gss gsu gu- gud gue gug guk gun guo gup gur gus guu kde kdg kdk kdo kdp kdr kds kdu ke- ked kee keg kek ken keo kep ker kes kgd kgo kgp kgs kgu kke kkk kkn kkp kkr kks kku kn- knd kne kng knk knn kno knp knr knu kod koe kog kok kon koo kop kor kos kou kpd kpe kpk kpn kpo kpp kpr kps kpu krd krg krk krn kro krp krr krs kru ksd kse ksg ksk ksn kso ksp ksr kss ksu kud kue kug kuk kun kup kur kus kuu ndd nde ndg ndk ndn ndo ndp ndr nds ndu ne- ned nee neg nek nen neo nep ner nes neu ngd nge ngg ngk ngn ngo ngp ngs ngu nke nkk nkn nko nkp nkr nks nku nne nng nnk nnn nno nnp nns nnu no- nod noe nog nok non noo nop nor nos nou npd npe npg npn npo npp npr nps npu nrd nre nrg nrk nrn nro nrp nrr nrs nru nsd nse nsg nsk nsn nso nsp nsr nss nsu nud nue nug nuk nun nuo nup nur nus nuu odd ode odg odn odo odp odr ods odu oed oee oeg oen oeo oep oer oes ogd oge ogg ogn ogo ogp ogs okd oke okg okk oko okp okr oks oku on- ond one ong onk onn ono onp onr ons onu oo- ood oog ook oon ooo oop oor oos op- opd ope opg opk opn opo opp opr ops or- ord ore org ork orn oro orp orr ors oru os- osd ose osg osk osn oso osp osr oss osu ou- oud oue ouk oun ouo oup our ous p-p pdd pde pdg pdk pdn pdo pdp pdr pds pdu ped pee peg pek pen peo pep per pes peu pgd pge pgg pgk pgn pgo pgp pgr pgs pkd pke pkg pkn pko pkp pkr pks pku pn- pnd pne png pnk pnn pno pnp pnr pns pnu pod poe pog pok pon poo pop por pos pou ppd ppe ppg ppk ppn ppo ppp ppr pps ppu prd pre prg prk prn pro prp prr prs pru ps- psd pse psg psk psn pso psp psr pss psu pud pue pug puk pun pup pur pus puu rdd rde rdg rdn rdo rdp rdr rds rdu re- red ree reg rek ren reo rep rer res reu rgd rge rgg rgk rgn rgo rgp rgr rgs rke rkg rkk rko rkp rks rku rnd rng rnn rno rnp rnr rns rnu rod roe rog rok ron roo rop ror ros rou rpd rpe rpg rpk rpn rpo rpp rpr rps rpu rrd rrg rrk rrn rrp rrr rrs rru rsd rse rsg rsk rsn rso rsp rsr rss rsu rud rue rug ruk run ruo rup rur rus ruu sdd sde sdg sdk sdn sdo sdp sdr sds sdu se- sed see seg sek sen seo sep ser ses seu sgd sge sgg sgk sgn sgo sgp sgr sgs sgu sk- skd ske skg skk sko skp skr sks sku snd sne sng snk snn sno snp snr sns snu sod soe sog sok son soo sop sor sos sou spd spe spg spk spn spo spp spr sps spu sr- srd sre srg srk srn sro srp srr srs ss- ssd sse ssg ssk ssn sso ssp ssr sss ssu sud sue sug suk sun suo sup sur sus suu udd ude udg udk udn udo udp udr uds udu ued uee ueg uen uep uer ues uge ugg ugk ugn ugo ugp ugr ugs ugu uke ukk ukn ukp ukr uku un- und une ung unk unn uno unp unr uns unu uod uoe uog uok uon uoo uop uor uos up- upd upe upg upk upn upo upp upr ups upu ur- urd ure urg urk urn uro urp urr urs uru usd use usg usk usn uso usp usr uss usu uue uug uun uur uus uuu