-er -up eee eel eep eer eet eie eii eil eip eir eit eiu ele eli ell elp elr elt elu ep- epe epi epl epp epr ept epu ere eri erl erp err ert eru ete eti etl etp etr ett etu eu- eue eui eul eup eur eut ie- iee iei iel iep ier iet iie iii iil iip iir iit iiu il- ile ili ill ilp ilr ilt ilu ipe ipi ipl ipp ipr ipt ipu ir- ire iri irl irp irr irt iru ite iti itl itp itt itu iu- iue iui iup iur iut l-p lee lei lel lep ler let leu lie lii lil lip lir lit liu lle lli lll llp llr llt llu lpe lpi lpl lpp lpr lpt lpu lri lrp lrr lrt lru lte lti ltl ltp ltr ltt ltu lue lui lul lup lur lut luu p-p pee pei pel pep per pet peu pie pii pil pip pir pit piu ple pli pll plp plr plt plu ppe ppi ppl ppp ppr ppt ppu pre pri prl prp prr prt pru pt- pte pti ptl ptp ptr ptt ptu pue pui pul pup pur put puu re- ree rei rel rep rer ret reu rie rii ril rip rir rit rle rli rll rlp rlr rlt rlu rpe rpi rpl rpp rpr rpt rpu rri rrl rrp rrr rrt rru rte rti rtl rtp rtr rtt rtu rue rui rup rur rut ruu te- tee tei tel tep ter tet teu tie tii til tip tir tit tiu tle tli tll tlp tlr tlt tlu tpe tpi tpl tpp tpr tpt tpu tre tri trl trp trr trt tru tte tti ttl ttp ttr ttt ttu tue tui tul tup tur tut tuu uee uei uel uep uer uet uie uii uil uip uir uit uiu ule uli ull ulp ulr ult ulu up- upe upi upp upr upt upu ur- ure uri url urp urr urt uru ute uti utl utp utr utt utu uue uur uut uuu

eeee eele eete eetu eiei eier eile eipr eire eiti eitr el-p elee eler elet elie elil elit elle elli ellu elpe elpi elte elue elui elul epee eper epi- epie epil epip epit eple epll eppp eprp epte erei erel erer eret erie eril erit eriu erle erli erll erpe erre ertl ertu erur etee etel eter etre ette etti ettu etui euer eule eur- eure eurt ieet ieie iele iere ieri iett iiie iiii iiit iitr iitt ile- iler ilet ilie ilir ilit ill- ille illi illp illt ilpe ilpr ilre ilut iper ipet ipie ipil ippr ipri ipur iput iree irel irer iri- irie iril irip irpe irre irri irte irti irtp irul itel itep iter itet itie itil itll itri itup itur iuel iuiu iupp le-u leel leep leer leet leie leil leir leit lele leli lell lelu lepe lepi lepp lept lere lerp lert lete leti lett leur liel liep lier liet lieu liii liir lile lili lill lilt lilu lip- lipe lipi lipl lipp lipu lire liri lirl lirp lirr lirt liru lite liti litl litr litt litu liue liut llet lleu llll lppl lprp lrpu lrrr ltee lttr luer luit lule luli lull lulu lupe lupi lupu lure luri lurt lute luti luup peel peep peer peet peil peip peir peit pel- pele pell pelt pelu pepe pepi per- pere peri perl perp perr pert peru pete peti petr pett peul peur peut piel piep pier piet piip pil- pile pili pill pilt pilu pipe pipi pipp pire piri pirl pirr piru pite piti pitr pitt pitu ple- plee plei plet pleu plie plip plit plpp plri pltt plue plup plur pper ppie pple ppli pppp ppru pptt ppur pre- pree prel prep pret preu pri- prie prii prle prlr prri prti prtp prtr prue prut pruu pter ptui pu-e puel puer puet pueu puir puit puiu pule puli pull pulp pult pulu pupe pupi pupl pupu pur- pure puri purl purp purr puru put- pute puti putt putu reel reep reet reii reil reir reit reiu rele rell relp relt repe repi repl repp repr rept repu rere reri rert reru rete reti retr rett reue reul reup reut reuu riel riep rier riet rieu rile rill rilp rilu ripe ripi ripl ripp ripr ript rire riri rite riti ritl ritt ritu riue rlee rleu rpet rpii rrle rrrr rtee rtei rtle rtlt rttp ruel ruer ruet ruit rule rull rupe rupp rupt rure ruri rurp ruru rute ruti rutl rutt rutu teel teer teet teie teil teip teir teiu tel- tele teli tell telt telu tepe tepi tepp tepu ter- tere teri terp terr teru tete teti tetr tett tetu teut tie- tiee tiei tiel tiep tier tiet tiit tiiu tile till tilr tilt tip- tipe tipi tipp tipt tipu tire tiri tirl tirr tiru tite titi titp titt titu tlli tper tpir tppp tppr tpte tptp tptr tput tre- tree trei tret treu tri- trie tril trip trit trpe trpp trte trtr true trut truu tter tttt ttul tuei tuel tuer tuet tuil tuit tuiu tule tuli tull tulp tulu tupe tupi tupu ture turi turp turr turt turu tute tuti tutl tutt tutu u-ie u-rp ueir uele ueli uell uepi uile uipi uirr ulee ulie ulle ulli ullr ulti ultt ulul upie uppe uppp uppu upri uptl upup ure- uret urie uriu urle urre urri urte urup urur urut utel utep uter util utri utti uttu uulu uuri uuuu

-tree eeeee eeler eepee eerie eetti eiler eilet eipri eirie eitel eiter eitri eleet elele eleri eleut eliel elite ellel eller ellet ellie ellul elpee elper elulu eluru elute eppie epuli epure erept erere erier erite eritu erpel errtu erte ertel erter ertil erupt etete etile etite etree ettel etter ettie ettle eturu euell euler eurel eurre ieiri iepe ieper ierei iette iiiee iiiii iitti ileri iller illit illui ilter iltur ilulu ipel ipele iperu ipeti ipiti ippee ippei