fff ffi ffn ffp ffz fif fii fin fip fiz fnf fni fnn fnp fnz fpi fpn fpp i-f iff ifi ifn ifp ifz iif iii iin iip in- inf ini inn inp ipf ipi ipn ipp izi izz n-i nff nfi nfn nfp nif nii nin nip niz nnf nni nnn nnp nnz npf npi npn npp npz nzf nzi nzp nzz p-p pff pfi pfn pfp pif pii pin pip piz pn- pnf pni pnn pnp ppf ppi ppn ppp ppz pzp zfn zif zin zip ziz znn znp zpf zpi zpp zzz

ffff ffii fiff fifi fiii fini finn finp fipp fizz fpin ifni iiii iipf infi infp inni inp- inpi inpp ipin ippf n-ii nfff nfip niff niip nini nnnn nnpi npif npin nzpi nzpp pfff piff piip pini pinn pinp pipi pipp pnin pnpp ppif pppn pppp ziff ziip zinf zinn zipf zipp zizi zizz zzzz

fiini finif finzi i-pin if-- ifin iiiii infin inini inipi ipini n-p-n niiip nipin nizip p-n-p pinin pinn- pinni pippi pizzi zipin zippf zizzi znin zzzzz

finiff finnif finnip infini pinni- pipipi pippin pippip pppppp

finniff pip-pip

i-ii-iii pipizini

pip-pip-pip