c-- ccc ccf cck ccn cct ccu cfc cff cfk cfn cft cfu ckc ckt cn- cnc cnf cnn cnt cnu ctc ctf ctk ctn ctt ctu cuc cuf cuk cun cut cuu fcc fcf fck fcn fct fcu ffc fff ffk ffn fft ffu fkc fkf fkk fkt fnc fnf fnk fnn fnt fnu ftc ftf ftk ftn ftt ftu fuf fuk fun fut fuu k-t kcc kck kcn kct kcu kfc kff kfu kkc kkk kkn kkt kku kn- knc knf knk knn knt knu ktc ktf ktk ktn ktt ktu kuc kuk kun kut kuu ncc ncf nck ncn nct ncu nfc nff nfk nfn nft nfu nkc nkf nkk nkn nkt nku nnc nnf nnk nnn nnt nnu ntc ntf ntk ntn ntt ntu nuc nuk nun nut nuu tcc tcf tck tcn tct tcu tfc tff tfk tfn tft tfu tkc tkk tkt tnc tnf tnk tnn tnt ttc ttf ttk ttn ttt ttu tuc tuf tuk tun tut tuu ucc ucf uck ucn uct ucu ufc uff ufn uft ufu ukc ukf ukk ukn uku un- unc unf unk unn unt unu utc utf utk utn utt utu uuc uun uut uuu