-er eee eef eem eeo eer ees ef- efe eff efm efo efr efs em- eme emf emm emo emr ems emu eo- eoe eof eom eoo eoq eor eos eou eqe eqf eqq eqs equ ere erf erm ero erq err ers eru erz es- ese esf esm eso esq esr ess esu eu- eue euf eur eus eze ezf ezo ezr ezs ezz fee fef fem feo fer fes feu fez ffe fff ffm ffo ffr ffs ffu ffz fme fmf fmm fmo fmr fms fmu foe fof fom foo for fos fou foz fre frf frm fro frq frr frs fru fse fsf fsm fso fsq fsr fss fsu fue fuf fum fuo fur fus fuu m-f m-o m-r mee mef mem meo meq mer mes meu mez mfe mff mfm mfo mfq mfr mfs mfu mfz mme mmf mmm mmo mmr mms mmu mmz moe mof mom moo mor mos mou moz mqf mqr mqz mre mrf mrm mro mrq mrr mrs mru mrz mse msf msm mso msq msr mss msu mue muf mum mur mus muu mzf mzm oee oef oem oeo oer oes of- ofe off ofm ofo ofr ofs ofu ofz om- ome omf omm omo omr oms omu omz oo- oof oom ooo oor oos oqo or- ore orf orm oro orr ors oru orz os- ose osf osm oso osq osr oss osu ou- oue ouf oum ouo our ous oze ozm ozo ozs ozu ozz qee qef qem qeo qfe qff qfs qme qmf qmr qms qmu qof qom qoo qor qos qqq qqu qre qrm qrs qru qsm qso qsr qu- que qum quo qur qus re- ree ref rem reo req rer res reu rez rfe rff rfm rfo rfq rfr rfs rfu rfz rme rmf rmm rmo rmq rmr rms roe rof rom roo ror ros rou roz rqm rqs rrf rrm rrq rrr rrs rru rse rsf rsm rso rsq rsr rss rsu rue ruf rum ruo rur rus ruu ruz rze rzm rzo se- see sef sem seo seq ser ses seu sez sfe sff sfm sfo sfr sfs sfu sfz sme smf smm smo smr sms smu smz soe sof som soo soq sor sos sou soz sqm sqq sqr sqs sr- sre srf srm sro srq srr srs ss- sse ssf ssm sso ssq ssr sss ssu ssz sue suf sum suo suq sur sus suu suz sze szr szu uee uef uem uer ues ufe uff ufm ufo ufr ufs ufu um- ume umf umm umo umr ums umu uoe uom uoo uor uos ur- ure urf urm uro urr urs uru urz use usf usm uso usr uss usu usz uue uum uur uus uuu uzo uzu zee zef zem zeo zeq zer zes zez zfr zfs zmm zms zo- zoe zof zom zoo zor zos zou zro zrs zse zsm zsu zsz zum zur zus zuz zzr zzs zzz