-er -up eee eef eel eep eer eet ef- efe eff efl efp efr eft ele elf ell elp elr elt elu ep- epe epf epl epp epr ept epu ere erf erl erp err ert eru ete etf etl etp etr ett etu eu- eue euf eul eup eur eut fee fef fel fep fer fet feu ffe fff ffl ffp ffr fft ffu fle flf fll flp flr flt flu fpe fpl fpp fpr fpt fpu fre frf frl frp frr frt fru fte ftf ftl ftp ftr ftt ftu fue fuf ful fup fur fut fuu l-p lee lef lel lep ler let leu lfe lff lfl lfp lfr lft lfu lle llf lll llp llr llt llu lpe lpf lpl lpp lpr lpt lpu lrf lrp lrr lrt lru lte ltf ltl ltp ltr ltt ltu lue luf lul lup lur lut luu p-p pee pef pel pep per pet peu pfe pff pfl pfp pfr pft pfu ple plf pll plp plr plt plu ppe ppf ppl ppp ppr ppt ppu pre prf prl prp prr prt pru pt- pte ptf ptl ptp ptr ptt ptu pue puf pul pup pur put puu re- ree ref rel rep rer ret reu rfe rff rfl rfp rfr rft rfu rle rlf rll rlp rlr rlt rlu rpe rpf rpl rpp rpr rpt rpu rrf rrl rrp rrr rrt rru rte rtf rtl rtp rtr rtt rtu rue ruf rup rur rut ruu te- tee tef tel tep ter tet teu tfe tff tfl tfp tfr tft tfu tle tlf tll tlp tlr tlt tlu tpe tpf tpl tpp tpr tpt tpu tre trf trl trp trr trt tru tte ttf ttl ttp ttr ttt ttu tue tuf tul tup tur tut tuu uee uef uel uep uer uet ufe uff ufl ufp ufr uft ufu ule ulf ull ulp ulr ult ulu up- upe upf upp upr upt upu ur- ure urf url urp urr urt uru ute utf utl utp utr utt utu uue uur uut uuu