fff ffi ffm ffn ffr ffu fif fii fim fin fir fiu fmf fmi fmm fmn fmr fmu fnf fni fnm fnn fnr fnu frf fri frm frn frr fru fuf fui fum fun fur fuu i-f iff ifi ifm ifn ifr ifu iif iii iim iin iir iiu im- imf imi imm imn imu in- inf ini inm inn inr inu ir- irf iri irm irn irr iru iu- iui ium iur m-f m-r mff mfi mfm mfn mfr mfu mi- mif mii mim min mir miu mmf mmi mmm mmn mmr mmu mnf mni mnm mnn mnr mnu mrf mri mrm mrn mrr mru muf mui mum mun mur muu n-i nff nfi nfn nfr nfu nif nii nim nin nir niu nmi nmm nmn nmr nmu nnf nni nnm nnn nnu nrf nri nrm nrn nrr nru nui num nun nur nuu rff rfi rfm rfn rfr rfu rif rii rim rin rir rmf rmi rmm rmn rmr rni rnm rnn rnr rnu rrf rri rrm rrn rrr rru ruf rui rum run rur ruu uff ufi ufm ufn ufr ufu uif uii uim uin uir uiu um- umf umi umm umn umr umu un- unf uni unm unn unr unu ur- urf uri urm urn urr uru uum uun uur uuu