pnr ppa ppb ppe ppg ppi ppl ppm ppn ppp ppr ppz pra prb pre prg pri prl prm prn prp prr prz pzl pzm pzp ra- raa rab rae rag rai ral ram ran rap rar raz rba rbb rbe rbg rbi rbl rbm rbn rbp rbr re- rea reb ree reg rei rel rem ren rep rer rez rga rgb rge rgg rgi rgn rgp rgr ria rib rie rig rii ril rim rin rip rir riz rla rle rlg rli rll rlm rln rlp rlr rma rmb rme rmg rmi rml rmm rmn rmp rmr rna rnb rng rni rnm rnn rnp rnr rnz rpa rpb rpe rpg rpi rpl rpm rpn rpp rpr rpz rra rrb rrg rri rrl rrm rrn rrp rrr rza rzb rze rzm z-g zaa zab zag zai zam zan zap zar zaz zbb zbl zbm zbr zea zeb zee zel zem zen zep zer zez zgb zgg zgi zia zib zie zig zil zim zin zip zir ziz zla zlr zma zmb zmm zmp zne znn znp zpe zpg zpi zpl zpm zpp zpr zrl zrp zzr zzz