-er -up ddd dde ddi ddk ddm ddp ddr dds ddu de- ded dee dei dek dem dep der des deu di- did die dii dik dim dip dir dis diu dke dki dkk dkm dkp dkr dks dku dmd dme dmi dmk dmm dmp dmr dms dmu dpd dpe dpi dpk dpm dpp dpr dps dpu drd dre dri drk drm drp drr drs dru dsd dse dsi dsk dsm dsp dsr dss dsu dud due dui duk dum dup dur dus ed- edd ede edi edk edm edp edr eds edu eed eee eek eem eep eer ees eid eie eii eik eim eip eir eis eiu ekd eke eki ekp ekr eks eku em- emd eme emi emk emm emp emr ems emu ep- epd epe epi epm epp epr eps epu erd ere eri erk erm erp err ers eru es- esd ese esi esk esm esp esr ess esu eu- eud eue eui eup eur eus i-d idd ide idi idk idm idp idr ids idu ie- ied iee iei iek iem iep ier ies iid iie iii iim iip iir iis iiu ike iki ikk ikr iks iku im- imd ime imi imm imp ims imu ipd ipe ipi ipm ipp ipr ips ipu ir- ird ire iri irk irm irp irr irs iru is- isd ise isi isk ism isp isr iss isu iu- iud iue iui ium iup iur ius kde kdk kdm kdp kdr kds kdu ke- ked kee kei kek kem kep ker kes kid kie kii kik kim kip kir kis kiu kke kki kkk kkm kkp kkr kks kku kmd kme kmi kmk kmm kmp kms kmu kpd kpe kpi kpk kpm kpp kpr kps kpu krd kri krk krp krr krs kru ksd kse ksi ksk ksm ksp ksr kss ksu kud kue kui kuk kum kup kur kus kuu m-r mdd mde mdi mdk mdm mdp mdr mds mdu med mee mei mek mem mep mer mes meu mi- mid mie mii mik mim mip mir mis miu mkd mke mkk mkm mkp mkr mks mku mmd mme mmi mmk mmm mmp mmr mms mmu mpd mpe mpi mpk mpm mpp mpr mps mpu mrd mre mri mrk mrm mrp mrr mrs mru msd mse msi msk msm msp msr mss msu mud mue mui muk mum mup mur mus muu p-p pdd pde pdi pdk pdm pdp pdr pds pdu ped pee pei pek pem pep per pes peu pid pie pii pik pim pip pir pis piu pkd pke pki pkm pkp pkr pks pku pmd pme pmi pmk pmm pmp pmr pms pmu ppd ppe ppi ppk ppm ppp ppr pps ppu prd pre pri prk prm prp prr prs pru ps- psd pse psi psk psm psp psr pss psu pud pue pui puk pum pup pur pus puu rdd rde rdi rdm rdp rdr rds rdu re- red ree rei rek rem rep rer res reu rid rie rii rik rim rip rir ris rke rkk rkm rkp rks rku rmd rme rmi rmm rmp rmr rms rpd rpe rpi rpk rpm rpp rpr rps rpu rrd rri rrk rrm rrp rrr rrs rru rsd rse rsi rsk rsm rsp rsr rss rsu rud rue rui ruk rum rup rur rus ruu sdd sde sdi sdk sdm sdp sdr sds sdu se- sed see sei sek sem sep ser ses seu sid sie sii sik sim sip sir sis siu sk- skd ske ski skk skm skp skr sks sku smd sme smi smk smm smp smr sms smu spd spe spi spk spm spp spr sps spu sr- srd sre sri srk srm srp srr srs ss- ssd sse ssi ssk ssm ssp ssr sss ssu sud sue sui suk sum sup sur sus suu udd ude udi udk udm udp udr uds udu ued uee uei uem uep uer ues uid uie uii uim uip uir uis uiu uke uki ukk ukp ukr uku um- umd ume umi umm ump umr ums umu up- upd upe upi upk upm upp upr ups upu ur- urd ure uri urk urm urp urr urs uru usd use usi usk usm usp usr uss usu uue uum uur uus uuu