eee eel eep eet ele ell elp elt elz ep- epe epl epp ept epz ete etl etp ett etz eze ezz l-p lee lel lep let lez lle lll llp llt llz lpe lpl lpp lpt lpz lte ltl ltp ltt ltz p-p pee pel pep pet pez ple pll plp plt plz ppe ppl ppp ppt ppz pt- pte ptl ptp ptt ptz pzl pzp pzt te- tee tel tep tet tez tle tll tlp tlt tlz tpe tpl tpp tpt tpz tte ttl ttp ttt tze zee zel zep zet zez zlt zpe zpl zpp zpt zte ztl zzt zzz