-up eee eel eep ees eet ele ell elp els elt elu ep- epe epl epp eps ept epu es- ese esl esp ess est esu ete etl etp ets ett etu eu- eue eul eup eus eut l-p lee lel lep les let leu lle lll llp lls llt llu lpe lpl lpp lps lpt lpu lse lsl lsp lss lst lsu lte ltl ltp lts ltt ltu lue lul lup lus lut luu p-p pee pel pep pes pet peu ple pll plp pls plt plu ppe ppl ppp pps ppt ppu ps- pse psl psp pss pst psu pt- pte ptl ptp pts ptt ptu pue pul pup pus put puu se- see sel sep ses set seu sle sll slp sls slt slu spe spl spp sps spt spu ss- sse ssl ssp sss sst ssu ste stl stp sts stt stu sue sul sup sus sut suu te- tee tel tep tes tet teu tle tll tlp tls tlt tlu tpe tpl tpp tps tpt tpu tse tsl tsp tss tst tsu tte ttl ttp tts ttt ttu tue tul tup tus tut tuu uee uel uep ues uet ule ull ulp uls ult ulu up- upe upp ups upt upu use usl usp uss ust usu ute utl utp uts utt utu uue uus uut uuu