-er a-a a-z aaa aae aag aap aar aaz aea aee aeg aep aer aez ag- aga age agg agp agr agz ap- apa ape apg app apr ar- ara are arg arp arr arz az- aza aze azg azp azz eaa eae eag eap ear eaz eea eee eeg eep eer ega ege egg egp egr ep- epa epe epg epp epr epz era ere erg erp err erz eze ezr ezz g-p gaa gae gag gap gar gaz ge- gea gee geg gep ger gez gga ggg ggp ggr ggz gpa gpe gpg gpp gpr gpz gra gre grg grp grr gza gzp gzr p-p paa pae pag pap par paz pea pee peg pep per pez pga pge pgg pgp pgr ppa ppe ppg ppp ppr ppz pra pre prg prp prr prz pzp ra- raa rae rag rap rar raz re- rea ree reg rep rer rez rga rge rgg rgp rgr rpa rpe rpg rpp rpr rpz rra rrg rrp rrr rza rze z-g zaa zag zap zar zaz zea zee zep zer zez zgg zpe zpg zpp zpr zrp zzr zzz