pnf pnh pnl pnn pno pnp pnr pny poa poc poe pof poh pol pon poo pop por poy ppa ppc ppe ppf pph ppl ppn ppo ppp ppr pra prc pre prf prh prl prn pro prp prr pry py- pya pyc pye pyf pyl pyn pyo pyr ra- raa rac rae raf rah ral ran rao rap rar ray rca rcc rce rcf rch rcl rcn rco rcp rcr re- rea rec ree ref reh rel ren reo rep rer rey rfa rfc rfe rff rfh rfl rfn rfo rfp rfr rh- rha rhc rhe rhf rhh rhl rhn rho rhp rhr rla rlc rle rlf rlh rll rln rlo rlp rlr rly rna rnc rnh rnn rno rnp rnr rny roa roc roe rof roh rol ron roo rop ror roy rpa rpc rpe rpf rph rpl rpn rpo rpp rpr rra rrc rrf rrh rrl rrn rrp rrr ry- rya ryc rye ryf ryn ryo ryr ryy yaa yac yae yaf yah yal yan yao yap yar yay yca ycc yce ycf ych ycl yco ycp ycy yea yec yee yef yeh yel yen yeo yep yer yey yfa yfc yfe yff yfr yha yhc yhe ylc yle yll ylr yly yna yne ynn ynp yny yoc yoe yof yol yon yoo yop yor yoy ypa ypf ypl ypo yra yrc yre yrf yrn yro yrp yyc yye yyf yyy