-er -up eee eef eek eel eem eep eer ef- efe eff efi efl efm efp efr eie eif eii eik eil eim eip eir eiu eke ekf eki ekl ekp ekr eku ele elf eli elk ell elm elp elr elu em- eme emf emi emk eml emm emp emr emu ep- epe epf epi epl epm epp epr epu ere erf eri erk erl erm erp err eru eu- eue euf eui eul eup eur fee fef fei fek fel fem fep fer feu ffe fff ffi ffk ffl ffm ffp ffr ffu fie fif fii fik fil fim fip fir fiu fkf fki fkk fkl fkm fkp fle flf fli fll flm flp flr flu fme fmf fmi fml fmm fmp fmr fmu fpe fpi fpk fpl fpm fpp fpr fpu fre frf fri frk frl frm frp frr fru fue fuf fui fuk ful fum fup fur fuu i-f ie- iee ief iei iek iel iem iep ier ife iff ifi ifl ifm ifp ifr ifu iie iif iii iil iim iip iir iiu ike ikf iki ikk ikl ikr iku il- ile ilf ili ilk ill ilm ilp ilr ilu im- ime imf imi iml imm imp imu ipe ipf ipi ipl ipm ipp ipr ipu ir- ire irf iri irk irl irm irp irr iru iu- iue iui ium iup iur ke- kee kef kei kek kel kem kep ker kff kfi kfm kfu kie kif kii kik kil kim kip kir kiu kke kki kkk kkl kkm kkp kkr kku kl- klf kli klm klr klu kme kmf kmi kmk kml kmm kmp kmu kpe kpf kpi kpk kpl kpm kpp kpr kpu krf kri krk krl krp krr kru kue kui kuk kul kum kup kur kuu l-p lee lef lei lek lel lem lep ler leu lfe lff lfi lfk lfl lfm lfp lfr lfu lie lif lii lik lil lim lip lir liu lkl lkp lkr lle llf lli llk lll llm llp llr llu lme lmf lmi lmk lml lmm lmp lmr lmu lpe lpf lpi lpk lpl lpm lpp lpr lpu lrf lri lrk lrm lrp lrr lru lue luf lui luk lul lum lup lur luu m-f m-r mee mef mei mek mel mem mep mer meu mfe mff mfi mfl mfm mfp mfr mfu mi- mie mif mii mik mil mim mip mir miu mke mkk mkl mkm mkp mkr mku mle mlf mli mlk mll mlm mlp mlr mlu mme mmf mmi mmk mml mmm mmp mmr mmu mpe mpf mpi mpk mpl mpm mpp mpr mpu mre mrf mri mrk mrl mrm mrp mrr mru mue muf mui muk mul mum mup mur muu p-p pee pef pei pek pel pem pep per peu pfe pff pfi pfk pfl pfm pfp pfr pfu pie pif pii pik pil pim pip pir piu pke pkf pki pkl pkm pkp pkr pku ple plf pli plk pll plm plp plr plu pme pmf pmi pmk pml pmm pmp pmr pmu ppe ppf ppi ppk ppl ppm ppp ppr ppu pre prf pri prk prl prm prp prr pru pue puf pui puk pul pum pup pur puu re- ree ref rei rek rel rem rep rer reu rfe rff rfi rfk rfl rfm rfp rfr rfu rie rif rii rik ril rim rip rir rke rkf rkk rkm rkp rku rle rlf rli rll rlm rlp rlr rlu rme rmf rmi rml rmm rmp rmr rpe rpf rpi rpk rpl rpm rpp rpr rpu rrf rri rrk rrl rrm rrp rrr rru rue ruf rui ruk rum rup rur ruu uee uef uei uel uem uep uer ufe uff ufi ufl ufm ufp ufr ufu uie uif uii uil uim uip uir uiu uke ukf uki ukk ukl ukp ukr uku ule ulf uli ulk ull ulm ulp ulr ulu um- ume umf umi uml umm ump umr umu up- upe upf upi upk upm upp upr upu ur- ure urf uri urk url urm urp urr uru uue uum uur uuu