fff ffg ffi ffn ffr fft ffu ffx fgf fgg fgi fgn fgr fgt fif fig fii fin fir fit fiu fix fnf fng fni fnn fnr fnt fnu fnx frf frg fri frn frr frt fru ftf ftg fti ftn ftr ftt ftu ftx fuf fug fui fun fur fut fuu fux fxg fxi fxr fxt fxu fxx gff gfi gfr gft gfx ggg ggi ggn ggr ggt ggu gif gig gii gin gir git giu gnf gni gnn gnr gnt gnu grf grg gri grn grr grt gru grx gtf gtg gti gtn gtr gtt gtu gtx gu- guf gug gui gun gur gut guu gxf gxt i-f iff ifg ifi ifn ifr ift ifu ifx igf igg igi ign igr igt igu iif iii iin iir iit iiu iix in- inf ing ini inn inr int inu inx ir- irf irg iri irn irr irt iru irx itf itg iti itn itt itu itx iu- iug iui iur iut ixi ixn n-i nff nfi nfn nfr nft nfu ngf ngg ngi ngn ngt ngu nif nig nii nin nir nit niu nix nnf nng nni nnn nnt nnu nrf nrg nri nrn nrr nrt nru nrx ntf ntg nti ntn ntr ntt ntu ntx nug nui nun nur nut nuu nux nxt rff rfg rfi rfn rfr rft rfu rgf rgg rgi rgn rgr rgt rgx rif rig rii rin rir rit rix rng rni rnn rnr rnt rnu rrf rrg rri rrn rrr rrt rru rtf rtg rti rtn rtr rtt rtu rtx ruf rug rui run rur rut ruu rux rxr t-x tff tfg tfi tfn tfr tft tfu tfx tgf tgg tgi tgn tgr tgt tgu tif tig tii tin tir tit tiu tix tnf tng tni tnn tnr tnt tnx trf trg tri trn trr trt tru trx ttf ttg tti ttn ttr ttt ttu ttx tuf tug tui tun tur tut tuu tux txf txi txn txt txu uff ufg ufi ufn ufr uft ufu ufx ugf ugg ugi ugn ugr ugt ugu ugx uif uig uii uin uir uit uiu un- unf ung uni unn unr unt unu unx ur- urf urg uri urn urr urt uru urx utf uti utn utr utt utu utx uug uun uur uut uuu uxf uxr uxt uxu xfn xft xfx xgi xii xin xit xiu xix xnu xrf xrt xrx xtf xti xtr xtx xui xun xxi xxx