-ol fff ffg ffk ffl ffn ffo ffr fft ffu fgf fgg fgl fgn fgr fgt fkf fkg fkk fkl fkt flf flg fll fln flo flr flt flu fnf fng fnk fnl fnn fnr fnt fnu fof fog fok fol fon foo for fot fou frf frg frk frl frn fro frr frt fru ftf ftg ftk ftl ftn fto ftr ftt ftu fuf fug fuk ful fun fuo fur fut fuu gff gfk gfl gfo gfr gft ggg ggn ggo ggr ggt ggu gkn gko gkt glf glg glk gll gln glo glr glt glu gnf gnl gnn gno gnr gnt gnu gof gog gok gol gon goo gor got gou grf grg grk grl grn gro grr grt gru gtf gtg gtk gtl gtn gto gtr gtt gtu gu- guf gug guk gul gun guo gur gut guu k-t kff kfg kfo kfu kgf kgl kgo kgu kkk kkl kkn kkr kkt kku kl- klf klg klo klr klt klu kn- knf kng knk knl knn kno knr knt knu kof kog kok kol kon koo kor kot kou krf krg krk krl krn kro krr krt kru ktf ktg ktk ktl ktn kto ktr ktt ktu kug kuk kul kun kur kut kuu lff lfg lfk lfl lfn lfo lfr lft lfu lgf lgg lgk lgl lgn lgo lgr lgt lgu lkg lkl lkr lkt llf llg llk lll lln llo llr llt llu lng lnk lnl lnn lno lnr lnt lnu lof log lok lol lon loo lor lot lou lrf lrg lrk lrn lro lrr lrt lru ltf ltg ltk ltl lto ltr ltt ltu luf lug luk lul lun luo lur lut luu nff nfk nfl nfn nfo nfr nft nfu ngf ngg ngk ngl ngn ngo ngt ngu nkf nkk nkn nko nkr nkt nku nlf nlg nlk nll nln nlo nlr nlt nlu nnf nng nnk nnl nnn nno nnt nnu no- nof nog nok nol non noo nor not nou nrf nrg nrk nrl nrn nro nrr nrt nru ntf ntg ntk ntn nto ntr ntt ntu nug nuk nul nun nuo nur nut nuu of- off ofg ofl ofn ofo ofr oft ofu ogf ogg ogl ogn ogo ogt okg okk okl oko okr oku olf olg olk oll oln olo olt olu on- onf ong onk onl onn ono onr ont onu oo- oof oog ook ool oon ooo oor oot or- orf org ork orl orn oro orr ort oru ot- otf otg otk otl otn oto otr ott otu ou- ouf ouk oul oun ouo our out rff rfg rfk rfl rfn rfo rfr rft rfu rgf rgg rgk rgn rgo rgr rgt rkf rkg rkk rko rkt rku rlf rlg rll rln rlo rlr rlt rlu rng rnn rno rnr rnt rnu rof rog rok rol ron roo ror rot rou rrf rrg rrk rrl rrn rrr rrt rru rtf rtg rtk rtl rtn rto rtr rtt rtu ruf rug ruk run ruo rur rut ruu tff tfg tfk tfl tfn tfo tfr tft tfu tgf tgg tgk tgl tgn tgo tgr tgt tgu tkg tkk tkl tko tkr tkt tlf tlg tlk tll tln tlo tlr tlt tlu tnf tng tnk tnl tnn tno tnr tnt to- tof tog tok tol ton too tor tot tou trf trg trk trl trn tro trr trt tru ttf ttg ttk ttl ttn tto ttr ttt ttu tuf tug tuk tul tun tuo tur tut tuu uff ufg ufl ufn ufo ufr uft ufu ugf ugg ugk ugl ugn ugo ugr ugt ugu ukf ukk ukl ukn ukr uku ulf ulg ulk ull uln ulo ulr ult ulu un- unf ung unk unl unn uno unr unt unu uog uok uol uon uoo uor uot ur- urf urg urk url urn uro urr urt uru utf utk utl utn uto utr utt utu uug uun uur uut uuu