c-- ccc cce ccf ccg ccm cco ccu ce- cec cee cef ceg cem ceo ceu cfc cfe cff cfg cfm cfo cfu cgc cge cgg cgm cgo cgu cmc cme cmf cmg cmm cmo cmu co- coc coe cof cog com coo cou cuc cue cuf cug cum cuo cuu ec- ecc ece ecf ecg ecm eco ecu eec eee eef eeg eem eeo ef- efc efe eff efg efm efo egc ege egf egg egm ego egu em- emc eme emf emg emm emo emu eo- eoc eoe eof eog eom eoo eou eu- euc eue euf eug fcc fce fcf fcg fcm fco fcu fec fee fef feg fem feo feu ffc ffe fff ffg ffm ffo ffu fgc fge fgf fgg fgm fmc fme fmf fmg fmm fmo fmu foc foe fof fog fom foo fou fue fuf fug fum fuo fuu gcc gce gcf gcg gcm gco gcu ge- gec gee gef geg gem geo geu gfc gfe gff gfm gfo ggc ggg ggm ggo ggu gmc gme gmf gmg gmm gmo goc goe gof gog gom goo gou gu- guc gue guf gug gum guo guu m-f m-o mc- mcc mce mcf mcg mcm mco mcu mec mee mef meg mem meo meu mfc mfe mff mfg mfm mfo mfu mgc mge mgf mgm mgo mgu mmc mme mmf mmg mmm mmo mmu moc moe mof mog mom moo mou muc mue muf mug mum muu oc- occ ocf ocg ocm oco ocu oec oee oef oeg oem oeo of- ofc ofe off ofg ofm ofo ofu ogc oge ogf ogg ogo om- omc ome omf omg omm omo omu oo- ooc oof oog oom ooo ou- ouc oue ouf oum ouo ucc uce ucf ucg ucm uco ucu uec uee uef ueg uem ufc ufe uff ufg ufm ufo ufu ugc uge ugf ugg ugm ugo ugu um- umc ume umf umg umm umo umu uoc uoe uog uom uoo uuc uue uug uum uuu