fff ffi ffm ffn ffr ffs fft ffu fif fii fim fin fir fis fit fiu fmf fmi fmm fmn fmr fms fmt fmu fnf fni fnm fnn fnr fns fnt fnu frf fri frm frn frr frs frt fru fsf fsi fsm fsn fsr fss fst fsu ftf fti ftm ftn ftr fts ftt ftu fuf fui fum fun fur fus fut fuu i-f iff ifi ifm ifn ifr ifs ift ifu iif iii iim iin iir iis iit iiu im- imf imi imm imn ims imt imu in- inf ini inm inn inr ins int inu ir- irf iri irm irn irr irs irt iru is- isf isi ism isn isr iss ist isu itf iti itm itn its itt itu iu- iui ium iur ius iut m-f m-r mff mfi mfm mfn mfr mfs mft mfu mi- mif mii mim min mir mis mit miu mmf mmi mmm mmn mmr mms mmt mmu mnf mni mnm mnn mnr mns mnt mnu mrf mri mrm mrn mrr mrs mrt mru msf msi msm msn msr mss mst msu mtf mti mtm mtn mtr mts mtt mtu muf mui mum mun mur mus mut muu n-i nff nfi nfn nfr nfs nft nfu nif nii nim nin nir nis nit niu nmi nmm nmn nmr nms nmt nmu nnf nni nnm nnn nns nnt nnu nrf nri nrm nrn nrr nrs nrt nru nsf nsi nsm nsn nsr nss nst nsu ntf nti ntm ntn ntr nts ntt ntu nui num nun nur nus nut nuu rff rfi rfm rfn rfr rfs rft rfu rif rii rim rin rir ris rit rmf rmi rmm rmn rmr rms rmt rni rnm rnn rnr rns rnt rnu rrf rri rrm rrn rrr rrs rrt rru rsf rsi rsm rsn rsr rss rst rsu rtf rti rtm rtn rtr rts rtt rtu ruf rui rum run rur rus rut ruu sff sfi sfm sfn sfr sfs sft sfu sif sii sim sin sir sis sit siu smf smi smm smn smr sms smt smu snf sni snm snn snr sns snt snu sr- srf sri srm srn srr srs srt ss- ssf ssi ssm ssn ssr sss sst ssu stf sti stm stn str sts stt stu suf sui sum sun sur sus sut suu tff tfi tfm tfn tfr tfs tft tfu tif tii tim tin tir tis tit tiu tmf tmi tmm tmn tmr tms tmt tmu tnf tni tnm tnn tnr tns tnt trf tri trm trn trr trs trt tru tsf tsi tsm tsn tsr tss tst tsu ttf tti ttm ttn ttr tts ttt ttu tuf tui tum tun tur tus tut tuu uff ufi ufm ufn ufr ufs uft ufu uif uii uim uin uir uis uit uiu um- umf umi umm umn umr ums umt umu un- unf uni unm unn unr uns unt unu ur- urf uri urm urn urr urs urt uru usf usi usm usn usr uss ust usu utf uti utm utn utr uts utt utu uum uun uur uus uut uuu