-er -up eee eel een eep eer eet eev eie eii eil ein eip eir eit eiu eiv ele eli ell eln elp elr elt elu elv en- ene eni enl enn enp enr ent enu env ep- epe epi epl epn epp epr ept epu ere eri erl ern erp err ert eru erv ete eti etl etn etp etr ett etu etv eu- eue eui eul eun eup eur eut euv eve evi evl evn evp evr evt evv i-v ie- iee iei iel ien iep ier iet iev iie iii iil iin iip iir iit iiu il- ile ili ill iln ilp ilr ilt ilu ilv in- ine ini inl inn inp inr int inu inv ipe ipi ipl ipn ipp ipr ipt ipu ipv ir- ire iri irl irn irp irr irt iru irv ite iti itl itn itp itt itu itv iu- iue iui iup iur iut ive ivi ivl ivp ivr ivt ivu ivv l-p lee lei lel len lep ler let leu lev lie lii lil lin lip lir lit liu liv lle lli lll lln llp llr llt llu llv lne lni lnl lnn lnp lnr lnt lnu lpe lpi lpl lpn lpp lpr lpt lpu lpv lri lrn lrp lrr lrt lru lrv lte lti ltl ltp ltr ltt ltu ltv lue lui lul lun lup lur lut luu luv lve lvi lvl lvn lvp lvr lvt lvv n-i ne- nee nei nel nen nep ner net neu nev nie nii nil nin nip nir nit niu niv nle nli nll nln nlp nlr nlt nlu nlv nne nni nnl nnn nnp nnt nnu nnv npe npi npl npn npp npr npt npu npv nre nri nrl nrn nrp nrr nrt nru nrv nte nti ntn ntp ntr ntt ntu ntv nue nui nul nun nup nur nut nuu nuv nve nvi nvl nvn nvp nvt nvu nvv p-p pee pei pel pen pep per pet peu pev pie pii pil pin pip pir pit piu piv ple pli pll pln plp plr plt plu plv pn- pne pni pnl pnn pnp pnr pnt pnu pnv ppe ppi ppl ppn ppp ppr ppt ppu ppv pre pri prl prn prp prr prt pru prv pt- pte pti ptl ptn ptp ptr ptt ptu ptv pue pui pul pun pup pur put puu pve pvi pvl pvn pvp pvr pvt pvu pvv re- ree rei rel ren rep rer ret reu rev rie rii ril rin rip rir rit riv rle rli rll rln rlp rlr rlt rlu rni rnn rnp rnr rnt rnu rnv rpe rpi rpl rpn rpp rpr rpt rpu rpv rri rrl rrn rrp rrr rrt rru rte rti rtl rtn rtp rtr rtt rtu rtv rue rui run rup rur rut ruu ruv rve rvi rvl rvn rvp rvr rvt rvu rvv te- tee tei tel ten tep ter tet teu tev tie tii til tin tip tir tit tiu tiv tle tli tll tln tlp tlr tlt tlu tlv tne tni tnl tnn tnp tnr tnt tpe tpi tpl tpn tpp tpr tpt tpu tpv tre tri trl trn trp trr trt tru trv tte tti ttl ttn ttp ttr ttt ttu ttv tue tui tul tun tup tur tut tuu tuv tve tvi tvl tvn tvp tvr tvt tvu uee uei uel uen uep uer uet uie uii uil uin uip uir uit uiu ule uli ull uln ulp ulr ult ulu ulv un- une uni unl unn unp unr unt unu unv up- upe upi upn upp upr upt upu upv ur- ure uri url urn urp urr urt uru ute uti utl utn utp utr utt utu utv uue uun uur uut uuu uve uvl uvu uvv v-e vee vei vel ven vep ver vet veu vi- vie vii vil vin vip vir vit viu viv vl- vle vll vlp vlt vlv vn- vni vnl vnp vnr vnu vnv vpe vpi vpl vpn vpp vpr vpt vpu vre vri vrn vrp vrr vrt vru vte vti vtl vtr vtt vtu vtv vue vul vup vur vut vuv vvi vvr vvt vvv