-ol fff ffk ffl ffn ffo fft ffu fkf fkk fkl fkt flf fll fln flo flt flu fnf fnk fnl fnn fnt fnu fof fok fol fon foo fot fou ftf ftk ftl ftn fto ftt ftu fuf fuk ful fun fuo fut fuu k-t kff kfo kfu kkk kkl kkn kkt kku kl- klf klo klt klu kn- knf knk knl knn kno knt knu kof kok kol kon koo kot kou ktf ktk ktl ktn kto ktt ktu kuk kul kun kut kuu lff lfk lfl lfn lfo lft lfu lkl lkt llf llk lll lln llo llt llu lnk lnl lnn lno lnt lnu lof lok lol lon loo lot lou ltf ltk ltl lto ltt ltu luf luk lul lun luo lut luu nff nfk nfl nfn nfo nft nfu nkf nkk nkn nko nkt nku nlf nlk nll nln nlo nlt nlu nnf nnk nnl nnn nno nnt nnu no- nof nok nol non noo not nou ntf ntk ntn nto ntt ntu nuk nul nun nuo nut nuu of- off ofl ofn ofo oft ofu okk okl oko oku olf olk oll oln olo olt olu on- onf onk onl onn ono ont onu oo- oof ook ool oon ooo oot ot- otf otk otl otn oto ott otu ou- ouf ouk oul oun ouo out tff tfk tfl tfn tfo tft tfu tkk tkl tko tkt tlf tlk tll tln tlo tlt tlu tnf tnk tnl tnn tno tnt to- tof tok tol ton too tot tou ttf ttk ttl ttn tto ttt ttu tuf tuk tul tun tuo tut tuu uff ufl ufn ufo uft ufu ukf ukk ukl ukn uku ulf ulk ull uln ulo ult ulu un- unf unk unl unn uno unt unu uok uol uon uoo uot utf utk utl utn uto utt utu uun uut uuu