fff ffg ffi ffn ffr fft ffu ffz fgf fgg fgi fgn fgr fgt fgz fif fig fii fin fir fit fiu fiz fnf fng fni fnn fnr fnt fnu fnz frf frg fri frn frr frt fru ftf ftg fti ftn ftr ftt ftu ftz fuf fug fui fun fur fut fuu gff gfi gfr gft gfz ggg ggi ggn ggr ggt ggu ggz gif gig gii gin gir git giu giz gnf gni gnn gnr gnt gnu grf grg gri grn grr grt gru gtf gtg gti gtn gtr gtt gtu gu- guf gug gui gun gur gut guu guz gzr gzu i-f iff ifg ifi ifn ifr ift ifu ifz igf igg igi ign igr igt igu iif iii iin iir iit iiu in- inf ing ini inn inr int inu ir- irf irg iri irn irr irt iru itf itg iti itn itt itu itz iu- iug iui iur iut iuz izi izu izz n-i nff nfi nfn nfr nft nfu ngf ngg ngi ngn ngt ngu nif nig nii nin nir nit niu niz nnf nng nni nnn nnt nnu nnz nrf nrg nri nrn nrr nrt nru nrz ntf ntg nti ntn ntr ntt ntu ntz nug nui nun nur nut nuu nzf nzg nzi nzz rff rfg rfi rfn rfr rft rfu rfz rgf rgg rgi rgn rgr rgt rif rig rii rin rir rit riz rng rni rnn rnr rnt rnu rnz rrf rrg rri rrn rrr rrt rru rtf rtg rti rtn rtr rtt rtu rtz ruf rug rui run rur rut ruu ruz tff tfg tfi tfn tfr tft tfu tgf tgg tgi tgn tgr tgt tgu tgz tif tig tii tin tir tit tiu tiz tnf tng tni tnn tnr tnt tnz trf trg tri trn trr trt tru trz ttf ttg tti ttn ttr ttt ttu tuf tug tui tun tur tut tuu tuz tzf tzu uff ufg ufi ufn ufr uft ufu ugf ugg ugi ugn ugr ugt ugu uif uig uii uin uir uit uiu un- unf ung uni unn unr unt unu ur- urf urg uri urn urr urt uru urz utf uti utn utr utt utu utz uug uun uur uut uuu uzi uzu z-g zfn zfr zgg zgi zif zig zin zir zit ziz znn ztr zug zui zun zur zut zuz zzr zzt zzz