c-- ccc cce ccf cch cco ccu ce- cec cee cef ceh ceo ceu cfc cfe cff cfh cfo cfu ch- chc che chf chh cho chu co- coc coe cof coh coo cou cuc cue cuf cuh cuo cuu ec- ecc ece ecf ech eco ecu eec eee eef eeo ef- efc efe eff efh efo ehc ehe ehf ehh eho ehu eo- eoc eoe eof eoh eoo eou eu- euc eue euf fcc fce fcf fco fcu fec fee fef feh feo feu ffc ffe fff ffh ffo ffu fhc fhe fhf fhh fho foc foe fof foh foo fou fue fuf fuo fuu hcc hce hcf hch hco he- hec hee hef heh heo heu hfc hfe hff hfh hfo hfu hhc hhe hhf hhh hho hhu hoc hoe hof hoh hoo hou huc hue huf huh huo huu oc- occ ocf och oco ocu oec oee oef oeh oeo of- ofc ofe off ofo ofu ohc ohe ohf ohh oho ohu oo- ooc oof ooh ooo ou- ouc oue ouf ouh ouo ucc uce ucf uch uco ucu uec uee uef ueh ufc ufe uff ufh ufo ufu uhc uhe uhf uhh uho uhu uoc uoe uoo uuc uue uuu