-er -ol eee eel eeo eer eet eev eex eie eii eil eio eir eit eiv eix ele eli ell elo elr elt elv elx eo- eoe eoi eol eoo eor eot ere eri erl ero err ert erv ete eti etl eto etr ett etv etx eve evi evl evo evr evt evv ex- exe exi exl exo exr ext exx i-v ie- iee iei iel ier iet iev iex iie iii iil iio iir iit iix il- ile ili ill ilo ilr ilt ilv ilx io- ioe ioi iol ioo ior iot iov ir- ire iri irl iro irr irt irv irx ite iti itl ito itt itv itx ive ivi ivl ivo ivr ivt ivv ivx ixe ixi ixl lee lei lel leo ler let lev lex lie lii lil lio lir lit liv lix lle lli lll llo llr llt llv loe loi lol loo lor lot lov lox lri lro lrr lrt lrv lte lti ltl lto ltr ltt ltv ltx lve lvi lvl lvr lvt lvv lvx lxi lxo lxr lxv lxx o-i oee oei oel oeo oer oet oex oie oii oil oio oir oit oiv ole oli oll olo olt oo- ooi ool ooo oor oot oov oox or- ore ori orl oro orr ort orv orx ot- ote oti otl oto otr ott otv ov- ove ovi ovl ovo ovv ox- oxi oxo oxt oxx re- ree rei rel reo rer ret rev rex rie rii ril rio rir rit riv rix rle rli rll rlo rlr rlt roe roi rol roo ror rot rov rox rri rrl rrr rrt rte rti rtl rto rtr rtt rtv rtx rve rvi rvl rvo rvr rvt rvv rxr t-x te- tee tei tel teo ter tet tev tex tie tii til tio tir tit tiv tix tle tli tll tlo tlr tlt tlv tlx to- toe toi tol too tor tot tov tox tre tri trl tro trr trt trv trx tte tti ttl tto ttr ttt ttv ttx tve tvi tvl tvo tvr tvt tvx txe txi txl txt v-e vee vei vel veo ver vet vex vi- vie vii vil vio vir vit viv vix vl- vle vll vlo vlt vlv voe voi vol voo vor vot vov vox vre vri vrr vrt vte vti vtl vto vtr vtt vtv vtx vvi vvo vvr vvt vvv vxl vxr vxv xee xel xer xet xev xex xie xii xio xit xiv xix xli xlr xlt xlv xoi xoo xor xot xov xox xrt xrx xti xtr xtv xtx xvi xvl xvt xxi xxl xxo xxv xxx