-ly -ol l-p lll lln llo llp lly llz lnl lnn lno lnp lol lon loo lop loy loz lpl lpn lpo lpp lpz lyl lyn lyo lzo nll nln nlo nlp nly nlz nnl nnn nno nnp nnz no- nol non noo nop noy noz npl npn npo npp npz nyl nyn nyo nyp nyy nzo nzp nzz oll oln olo olp oly on- onl onn ono onp ony oo- ool oon ooo oop op- opl opn opo opp opy oyl oyo ozo ozz p-p pll pln plo plp ply plz pn- pnl pnn pno pnp pny pol pon poo pop poy poz ppl ppn ppo ppp ppz py- pyl pyn pyo pzl pzp yll yly ynn ynp yny yol yon yoo yop yoy ypl ypo yyy yyz yzy zly znn zno znp zo- zol zon zoo zpl zpo zpp zzy zzz