-ol fff ffl ffo ffp fft ffz flf fll flo flp flt fof fol foo fop fot foz fpl fpo fpp fpt ftf ftl fto ftp ftt ftz l-p lff lfl lfo lfp lft llf lll llo llp llt llz lof lol loo lop lot loz lpf lpl lpo lpp lpt lpz ltf ltl lto ltp ltt ltz lzo of- off ofl ofo ofp oft ofz olf oll olo olp olt oo- oof ool ooo oop oot op- opf opl opo opp opt ot- otf otl oto otp ott otz ozo ozt ozz p-p pff pfl pfo pfp pft plf pll plo plp plt plz pof pol poo pop pot poz ppf ppl ppo ppp ppt ppz pt- ptf ptl pto ptp ptt ptz pzl pzp pzt tff tfl tfo tfp tft tlf tll tlo tlp tlt tlz to- tof tol too top tot toz tpf tpl tpo tpp tpt tpz ttf ttl tto ttp ttt tzf zlt zo- zof zol zoo zot zpf zpl zpo zpp zpt ztl zzt zzz