-ol fff ffg ffk ffl ffn ffo ffu fgf fgg fgl fgn fkf fkg fkk fkl flf flg fll fln flo flu fnf fng fnk fnl fnn fnu fof fog fok fol fon foo fou fuf fug fuk ful fun fuo fuu gff gfk gfl gfo ggg ggn ggo ggu gkn gko glf glg glk gll gln glo glu gnf gnl gnn gno gnu gof gog gok gol gon goo gou gu- guf gug guk gul gun guo guu kff kfg kfo kfu kgf kgl kgo kgu kkk kkl kkn kku kl- klf klg klo klu kn- knf kng knk knl knn kno knu kof kog kok kol kon koo kou kug kuk kul kun kuu lff lfg lfk lfl lfn lfo lfu lgf lgg lgk lgl lgn lgo lgu lkg lkl llf llg llk lll lln llo llu lng lnk lnl lnn lno lnu lof log lok lol lon loo lou luf lug luk lul lun luo luu nff nfk nfl nfn nfo nfu ngf ngg ngk ngl ngn ngo ngu nkf nkk nkn nko nku nlf nlg nlk nll nln nlo nlu nnf nng nnk nnl nnn nno nnu no- nof nog nok nol non noo nou nug nuk nul nun nuo nuu of- off ofg ofl ofn ofo ofu ogf ogg ogl ogn ogo okg okk okl oko oku olf olg olk oll oln olo olu on- onf ong onk onl onn ono onu oo- oof oog ook ool oon ooo ou- ouf ouk oul oun ouo uff ufg ufl ufn ufo ufu ugf ugg ugk ugl ugn ugo ugu ukf ukk ukl ukn uku ulf ulg ulk ull uln ulo ulu un- unf ung unk unl unn uno unu uog uok uol uon uoo uug uun uuu