-er a-a aaa aae aag aam aap aar aea aee aeg aem aep aer ag- aga age agg agm agp agr ama ame amg amm amp amr ap- apa ape apg apm app apr ar- ara are arg arm arp arr eaa eae eag eam eap ear eea eee eeg eem eep eer ega ege egg egm egp egr em- ema eme emg emm emp emr ep- epa epe epg epm epp epr era ere erg erm erp err g-p gaa gae gag gam gap gar ge- gea gee geg gem gep ger gga ggg ggm ggp ggr gma gme gmg gmm gmp gmr gpa gpe gpg gpm gpp gpr gra gre grg grm grp grr m-r maa mae mag mam map mar mea mee meg mem mep mer mga mge mgm mgp mgr mma mme mmg mmm mmp mmr mpa mpe mpg mpm mpp mpr mra mre mrg mrm mrp mrr p-p paa pae pag pam pap par pea pee peg pem pep per pga pge pgg pgm pgp pgr pma pme pmg pmm pmp pmr ppa ppe ppg ppm ppp ppr pra pre prg prm prp prr ra- raa rae rag ram rap rar re- rea ree reg rem rep rer rga rge rgg rgp rgr rma rme rmg rmm rmp rmr rpa rpe rpg rpm rpp rpr rra rrg rrm rrp rrr