-er -up ddd dde ddi ddn ddo ddp ddq ddr dds ddt ddu de- ded dee dei den deo dep deq der des det deu di- did die dii din dio dip diq dir dis dit diu dnd dne dni dnn dno dnp dnq dnr dns dnt dod doe doi don doo dop doq dor dos dot dou dpd dpe dpi dpn dpo dpp dpr dps dpt dpu dqe dqn dqs drd dre dri drn dro drp drq drr drs drt dru dsd dse dsi dsn dso dsp dsq dsr dss dst dsu dtd dte dti dtn dto dtp dtr dts dtt dtu dud due dui dun duo dup dur dus dut ed- edd ede edi edn edo edp edr eds edt edu eed eee een eeo eep eer ees eet eid eie eii ein eio eip eir eis eit eiu en- end ene eni enn eno enp enr ens ent enu eo- eod eoe eoi eon eoo eop eoq eor eos eot eou ep- epd epe epi epn epo epp epq epr eps ept epu eqe eqn eqp eqq eqs eqt equ erd ere eri ern ero erp erq err ers ert eru es- esd ese esi esn eso esp esq esr ess est esu etd ete eti etn eto etp etr ets ett etu eu- eud eue eui eun eup eur eus eut i-d idd ide idi idn ido idp idq idr ids idt idu ie- ied iee iei ien iep ier ies iet iid iie iii iin iio iip iir iis iit iiu in- ind ine ini inn ino inp inq inr ins int inu io- iod ioe ioi ion ioo iop ior ios iot iou ipd ipe ipi ipn ipo ipp ipr ips ipt ipu iqd iqe iqs iqt iqu ir- ird ire iri irn iro irp irq irr irs irt iru is- isd ise isi isn iso isp isq isr iss ist isu itd ite iti itn ito itp itq its itt itu iu- iud iue iui iup iur ius iut n-i ndd nde ndi ndn ndo ndp ndr nds ndt ndu ne- ned nee nei nen neo nep ner nes net neu nid nie nii nin nio nip niq nir nis nit niu nne nni nnn nno nnp nns nnt nnu no- nod noe noi non noo nop nor nos not nou npd npe npi npn npo npp npr nps npt npu nqs nqt nrd nre nri nrn nro nrp nrr nrs nrt nru nsd nse nsi nsn nso nsp nsr nss nst nsu ntd nte nti ntn nto ntp ntq ntr nts ntt ntu nud nue nui nun nuo nup nuq nur nus nut nuu o-i odd ode odi odn odo odp odr ods odt odu oed oee oei oen oeo oep oer oes oet oid oie oii oin oio oip oir ois oit oiu on- ond one oni onn ono onp onr ons ont onu oo- ood ooi oon ooo oop oor oos oot op- opd ope opi opn opo opp opq opr ops opt oqo or- ord ore ori orn oro orp orr ors ort oru os- osd ose osi osn oso osp osq osr oss ost osu ot- otd ote oti otn oto otp otr ots ott otu ou- oud oue oui oun ouo oup our ous out p-p pdd pde pdi pdn pdo pdp pdq pdr pds pdt pdu ped pee pei pen peo pep per pes pet peu pid pie pii pin pio pip piq pir pis pit piu pn- pnd pne pni pnn pno pnp pnr pns pnt pnu pod poe poi pon poo pop por pos pot pou ppd ppe ppi ppn ppo ppp ppq ppr pps ppt ppu pqi pqq pqr pqs prd pre pri prn pro prp prq prr prs prt pru ps- psd pse psi psn pso psp psr pss pst psu pt- ptd pte pti ptn pto ptp ptq ptr pts ptt ptu pud pue pui pun pup pur pus put puu qdr qds qdt qed qee qen qeo qep qet qid qie qin qio qip qir qis qit qiu qnd qne qni qns qoi qoo qop qor qos qpp qpr qps qqq qqu qre qri qrp qrs qrt qru qsd qsi qso qsp qsr qst qtd qti qto qtq qtr qts qu- qud que qui quo qur qus qut rdd rde rdi rdn rdo rdp rdr rds rdt rdu re- red ree rei ren reo rep req rer res ret reu rid rie rii rin rio rip riq rir ris rit rnd rni rnn rno rnp rnr rns rnt rnu rod roe roi ron roo rop ror ros rot rou rpd rpe rpi rpn rpo rpp rpr rps rpt rpu rqn rqs rrd rri rrn rrp rrq rrr rrs rrt rru rsd rse rsi rsn rso rsp rsq rsr rss rst rsu rtd rte rti rtn rto rtp rtq rtr rts rtt rtu rud rue rui run ruo rup rur rus rut ruu sdd sde sdi sdn sdo sdp sdq sdr sds sdt sdu se- sed see sei sen seo sep seq ser ses set seu sid sie sii sin sio sip siq sir sis sit siu snd sne sni snn sno snp snr sns snt snu sod soe soi son soo sop soq sor sos sot sou spd spe spi spn spo spp spq spr sps spt spu sqd sqi sqn sqq sqr sqs sr- srd sre sri srn sro srp srq srr srs srt ss- ssd sse ssi ssn sso ssp ssq ssr sss sst ssu std ste sti stn sto stp stq str sts stt stu sud sue sui sun suo sup suq sur sus sut suu tdd tde tdi tdn tdo tdp tdr tds tdt tdu te- ted tee tei ten teo tep teq ter tes tet teu tid tie tii tin tio tip tir tis tit tiu tnd tne tni tnn tno tnp tnq tnr tns tnt to- tod toe toi ton too top toq tor tos tot tou tpd tpe tpi tpn tpo tpp tpq