fff ffi ffn ffv ffy fif fii fin fnf fni fnn fnv fy- fyi fyn i-f i-v iff ifi ifn ify iif iii iin in- inf ini inn inv iny ivf ivi ivv ivy iyy n-i nff nfi nfn nfv nif nii nin niv nnf nni nnn nnv nvi nvn nvv nyf nyn nyy vff vfi vfn vfv vi- vif vii vin viv viy vn- vnf vni vnv vvi vvv vyf vyn yff yif yii yin ynn yny yvi yvy yyf yyy

ffff ffii fiff fifi fiii fini finn fyfi fynn iffy ifni iiii infi infy inni inny invy ivin n-ii nfff niff nini niyi nnnn nyny viff viii vini viny vivi vivy vvvv vyff vyny yiff yyff yyyy

fiini finif finny fyifv if-- ifin iiiii infin inini ininy iyiyi niffy ninny vinni vinny vivi- yiffy

finiff finify finnif infini vivify vvvvvv

finniff

i-ii-iii i-iv-v-i

vi-ii-v-i