-er -up ddd dde ddi ddk ddn ddo ddp ddr dds ddu de- ded dee dei dek den deo dep der des deu di- did die dii dik din dio dip dir dis diu dke dki dkk dko dkp dkr dks dku dnd dne dni dnk dnn dno dnp dnr dns dod doe doi dok don doo dop dor dos dou dpd dpe dpi dpk dpn dpo dpp dpr dps dpu drd dre dri drk drn dro drp drr drs dru dsd dse dsi dsk dsn dso dsp dsr dss dsu dud due dui duk dun duo dup dur dus ed- edd ede edi edk edn edo edp edr eds edu eed eee eek een eeo eep eer ees eid eie eii eik ein eio eip eir eis eiu ekd eke eki eko ekp ekr eks eku en- end ene eni enk enn eno enp enr ens enu eo- eod eoe eoi eok eon eoo eop eor eos eou ep- epd epe epi epn epo epp epr eps epu erd ere eri erk ern ero erp err ers eru es- esd ese esi esk esn eso esp esr ess esu eu- eud eue eui eun eup eur eus i-d idd ide idi idk idn ido idp idr ids idu ie- ied iee iei iek ien iep ier ies iid iie iii iin iio iip iir iis iiu ike iki ikk iko ikr iks iku in- ind ine ini ink inn ino inp inr ins inu io- iod ioe ioi ion ioo iop ior ios iou ipd ipe ipi ipn ipo ipp ipr ips ipu ir- ird ire iri irk irn iro irp irr irs iru is- isd ise isi isk isn iso isp isr iss isu iu- iud iue iui iup iur ius kde kdk kdo kdp kdr kds kdu ke- ked kee kei kek ken keo kep ker kes kid kie kii kik kin kio kip kir kis kiu kke kki kkk kkn kkp kkr kks kku kn- knd kne kni knk knn kno knp knr knu kod koe koi kok kon koo kop kor kos kou kpd kpe kpi kpk kpn kpo kpp kpr kps kpu krd kri krk krn kro krp krr krs kru ksd kse ksi ksk ksn kso ksp ksr kss ksu kud kue kui kuk kun kup kur kus kuu n-i ndd nde ndi ndk ndn ndo ndp ndr nds ndu ne- ned nee nei nek nen neo nep ner nes neu nid nie nii nik nin nio nip nir nis niu nke nki nkk nkn nko nkp nkr nks nku nne nni nnk nnn nno nnp nns nnu no- nod noe noi nok non noo nop nor nos nou npd npe npi npn npo npp npr nps npu nrd nre nri nrk nrn nro nrp nrr nrs nru nsd nse nsi nsk nsn nso nsp nsr nss nsu nud nue nui nuk nun nuo nup nur nus nuu o-i odd ode odi odn odo odp odr ods odu oed oee oei oen oeo oep oer oes oid oie oii oik oin oio oip oir ois oiu okd oke oki okk oko okp okr oks oku on- ond one oni onk onn ono onp onr ons onu oo- ood ooi ook oon ooo oop oor oos op- opd ope opi opk opn opo opp opr ops or- ord ore ori ork orn oro orp orr ors oru os- osd ose osi osk osn oso osp osr oss osu ou- oud oue oui ouk oun ouo oup our ous p-p pdd pde pdi pdk pdn pdo pdp pdr pds pdu ped pee pei pek pen peo pep per pes peu pid pie pii pik pin pio pip pir pis piu pkd pke pki pkn pko pkp pkr pks pku pn- pnd pne pni pnk pnn pno pnp pnr pns pnu pod poe poi pok pon poo pop por pos pou ppd ppe ppi ppk ppn ppo ppp ppr pps ppu prd pre pri prk prn pro prp prr prs pru ps- psd pse psi psk psn pso psp psr pss psu pud pue pui puk pun pup pur pus puu rdd rde rdi rdn rdo rdp rdr rds rdu re- red ree rei rek ren reo rep rer res reu rid rie rii rik rin rio rip rir ris rke rkk rko rkp rks rku rnd rni rnn rno rnp rnr rns rnu rod roe roi rok ron roo rop ror ros rou rpd rpe rpi rpk rpn rpo rpp rpr rps rpu rrd rri rrk rrn rrp rrr rrs rru rsd rse rsi rsk rsn rso rsp rsr rss rsu rud rue rui ruk run ruo rup rur rus ruu sdd sde sdi sdk sdn sdo sdp sdr sds sdu se- sed see sei sek sen seo sep ser ses seu sid sie sii sik sin sio sip sir sis siu sk- skd ske ski skk sko skp skr sks sku snd sne sni snk snn sno snp snr sns snu sod soe soi sok son soo sop sor sos sou spd spe spi spk spn spo spp spr sps spu sr- srd sre sri srk srn sro srp srr srs ss- ssd sse ssi ssk ssn sso ssp ssr sss ssu sud sue sui suk sun suo sup sur sus suu udd ude udi udk udn udo udp udr uds udu ued uee uei uen uep uer ues uid uie uii uin uio uip uir uis uiu uke uki ukk ukn ukp ukr uku un- und une uni unk unn uno unp unr uns unu uod uoe uok uon uoo uop uor uos up- upd upe upi upk upn upo upp upr ups upu ur- urd ure uri urk urn uro urp urr urs uru usd use usi usk usn uso usp usr uss usu uue uun uur uus uuu