-er -ey -ly eee eef eel eer eet eev eex eey ef- efe eff efi efl efr eft efx eie eif eii eil eir eit eiv eix ele elf eli ell elr elt elv elx ely ere erf eri erl err ert erv ery ete etf eti etl etr ett etv etx ety eve evf evi evl evr evt evv evy ex- exe exi exl exr ext exx exy eye eyl eyr eyt fee fef fei fel fer fet fev fex fey ffe fff ffi ffl ffr fft ffv ffx ffy fie fif fii fil fir fit fix fle flf fli fll flr flt flx fly fre frf fri frl frr frt fry fte ftf fti ftl ftr ftt ftv ftx fty fvt fxe fxi fxr fxt fxx fy- fye fyi i-f i-v ie- iee ief iei iel ier iet iev iex iey ife iff ifi ifl ifr ift ifx ify iie iif iii iil iir iit iix il- ile ilf ili ill ilr ilt ilv ilx ily ir- ire irf iri irl irr irt irv irx iry ite itf iti itl itt itv itx ity ive ivf ivi ivl ivr ivt ivv ivx ivy ixe ixi ixl ixy iye iyr iyt iyy lee lef lei lel ler let lev lex ley lfe lff lfi lfl lfr lft lfx lie lif lii lil lir lit liv lix lle llf lli lll llr llt llv lly lrf lri lrr lrt lrv lry lte ltf lti ltl ltr ltt ltv ltx lve lvf lvi lvl lvr lvt lvv lvx lxi lxr lxv lxx lye lyf lyl lyr lyt lyx re- ree ref rei rel rer ret rev rex rey rfe rff rfi rfl rfr rft rfv rie rif rii ril rir rit riv rix riy rle rlf rli rll rlr rlt rly rrf rri rrl rrr rrt rte rtf rti rtl rtr rtt rtv rtx rty rve rvf rvi rvl rvr rvt rvv rvy rxr ry- rye ryf ryr ryy t-x te- tee tef tei tel ter tet tev tex tey tfe tff tfi tfl tfr tft tfx tie tif tii til tir tit tiv tix tiy tle tlf tli tll tlr tlt tlv tlx tre trf tri trl trr trt trv trx try tte ttf tti ttl ttr ttt ttv ttx tty tve tvf tvi tvl tvr tvt tvx tvy txe txf txi txl txt tye tyf tyl tyr tyt v-e vee vef vei vel ver vet vex vey vff vfi vfl vfr vft vfv vi- vie vif vii vil vir vit viv vix viy vl- vle vlf vll vlt vlv vly vre vrf vri vrr vrt vry vte vti vtl vtr vtt vtv vtx vty vvi vvr vvt vvv vxl vxr vxv vye vyf vyl vyt xee xel xer xet xev xex xfe xfl xft xfv xfx xie xii xit xiv xix xlf xli xlr xlt xlv xrf xrt xrx xry xtf xti xtr xtv xtx xty xvi xvl xvt xxi xxl xxv xxx xxy xyl xyr xyy yee yef yei yel yer yet yev yex yey yfe yff yfr yft yie yif yii yir yit yle yli yll ylr ylt yly yre yrf yrt yte ytf ytl ytr ytt ytv yve yvi yvr yvy yxe yxy yye yyf yyt yyy