-er -up ddd dde ddi ddk ddm ddo ddp ddr ddu de- ded dee dei dek dem deo dep der deu di- did die dii dik dim dio dip dir diu dke dki dkk dkm dko dkp dkr dku dmd dme dmi dmk dmm dmo dmp dmr dmu dod doe doi dok dom doo dop dor dou dpd dpe dpi dpk dpm dpo dpp dpr dpu drd dre dri drk drm dro drp drr dru dud due dui duk dum duo dup dur ed- edd ede edi edk edm edo edp edr edu eed eee eek eem eeo eep eer eid eie eii eik eim eio eip eir eiu ekd eke eki eko ekp ekr eku em- emd eme emi emk emm emo emp emr emu eo- eod eoe eoi eok eom eoo eop eor eou ep- epd epe epi epm epo epp epr epu erd ere eri erk erm ero erp err eru eu- eud eue eui eup eur i-d idd ide idi idk idm ido idp idr idu ie- ied iee iei iek iem iep ier iid iie iii iim iio iip iir iiu ike iki ikk iko ikr iku im- imd ime imi imm imo imp imu io- iod ioe ioi iom ioo iop ior iou ipd ipe ipi ipm ipo ipp ipr ipu ir- ird ire iri irk irm iro irp irr iru iu- iud iue iui ium iup iur kde kdk kdm kdo kdp kdr kdu ke- ked kee kei kek kem keo kep ker kid kie kii kik kim kio kip kir kiu kke kki kkk kkm kkp kkr kku kmd kme kmi kmk kmm kmo kmp kmu kod koe koi kok kom koo kop kor kou kpd kpe kpi kpk kpm kpo kpp kpr kpu krd kri krk kro krp krr kru kud kue kui kuk kum kup kur kuu m-o m-r mdd mde mdi mdk mdm mdo mdp mdr mdu med mee mei mek mem meo mep mer meu mi- mid mie mii mik mim mio mip mir miu mkd mke mkk mkm mko mkp mkr mku mmd mme mmi mmk mmm mmo mmp mmr mmu mod moe moi mok mom moo mop mor mou mpd mpe mpi mpk mpm mpo mpp mpr mpu mrd mre mri mrk mrm mro mrp mrr mru mud mue mui muk mum mup mur muu o-i odd ode odi odm odo odp odr odu oed oee oei oem oeo oep oer oid oie oii oik oim oio oip oir oiu okd oke oki okk oko okp okr oku om- omd ome omi omm omo omp omr omu oo- ood ooi ook oom ooo oop oor op- opd ope opi opk opm opo opp opr or- ord ore ori ork orm oro orp orr oru ou- oud oue oui ouk oum ouo oup our p-p pdd pde pdi pdk pdm pdo pdp pdr pdu ped pee pei pek pem peo pep per peu pid pie pii pik pim pio pip pir piu pkd pke pki pkm pko pkp pkr pku pmd pme pmi pmk pmm pmo pmp pmr pmu pod poe poi pok pom poo pop por pou ppd ppe ppi ppk ppm ppo ppp ppr ppu prd pre pri prk prm pro prp prr pru pud pue pui puk pum pup pur puu rdd rde rdi rdm rdo rdp rdr rdu re- red ree rei rek rem reo rep rer reu rid rie rii rik rim rio rip rir rke rkk rkm rko rkp rku rmd rme rmi rmm rmo rmp rmr rod roe roi rok rom roo rop ror rou rpd rpe rpi rpk rpm rpo rpp rpr rpu rrd rri rrk rrm rrp rrr rru rud rue rui ruk rum ruo rup rur ruu udd ude udi udk udm udo udp udr udu ued uee uei uem uep uer uid uie uii uim uio uip uir uiu uke uki ukk ukp ukr uku um- umd ume umi umm umo ump umr umu uod uoe uok uom uoo uop uor up- upd upe upi upk upm upo upp upr upu ur- urd ure uri urk urm uro urp urr uru uue uum uur uuu