-er -up eee eel eep eer eet eev eie eii eil eip eir eit eiu eiv ele eli ell elp elr elt elu elv ep- epe epi epl epp epr ept epu ere eri erl erp err ert eru erv ete eti etl etp etr ett etu etv eu- eue eui eul eup eur eut euv eve evi evl evp evr evt evv i-v ie- iee iei iel iep ier iet iev iie iii iil iip iir iit iiu il- ile ili ill ilp ilr ilt ilu ilv ipe ipi ipl ipp ipr ipt ipu ipv ir- ire iri irl irp irr irt iru irv ite iti itl itp itt itu itv iu- iue iui iup iur iut ive ivi ivl ivp ivr ivt ivu ivv l-p lee lei lel lep ler let leu lev lie lii lil lip lir lit liu liv lle lli lll llp llr llt llu llv lpe lpi lpl lpp lpr lpt lpu lpv lri lrp lrr lrt lru lrv lte lti ltl ltp ltr ltt ltu ltv lue lui lul lup lur lut luu luv lve lvi lvl lvp lvr lvt lvv p-p pee pei pel pep per pet peu pev pie pii pil pip pir pit piu piv ple pli pll plp plr plt plu plv ppe ppi ppl ppp ppr ppt ppu ppv pre pri prl prp prr prt pru prv pt- pte pti ptl ptp ptr ptt ptu ptv pue pui pul pup pur put puu pve pvi pvl pvp pvr pvt pvu pvv re- ree rei rel rep rer ret reu rev rie rii ril rip rir rit riv rle rli rll rlp rlr rlt rlu rpe rpi rpl rpp rpr rpt rpu rpv rri rrl rrp rrr rrt rru rte rti rtl rtp rtr rtt rtu rtv rue rui rup rur rut ruu ruv rve rvi rvl rvp rvr rvt rvu rvv te- tee tei tel tep ter tet teu tev tie tii til tip tir tit tiu tiv tle tli tll tlp tlr tlt tlu tlv tpe tpi tpl tpp tpr tpt tpu tpv tre tri trl trp trr trt tru trv tte tti ttl ttp ttr ttt ttu ttv tue tui tul tup tur tut tuu tuv tve tvi tvl tvp tvr tvt tvu uee uei uel uep uer uet uie uii uil uip uir uit uiu ule uli ull ulp ulr ult ulu ulv up- upe upi upp upr upt upu upv ur- ure uri url urp urr urt uru ute uti utl utp utr utt utu utv uue uur uut uuu uve uvl uvu uvv v-e vee vei vel vep ver vet veu vi- vie vii vil vip vir vit viu viv vl- vle vll vlp vlt vlv vpe vpi vpl vpp vpr vpt vpu vre vri vrp vrr vrt vru vte vti vtl vtr vtt vtu vtv vue vul vup vur vut vuv vvi vvr vvt vvv