-er a-a aaa aae aag aah aap aar aax aea aee aeg aeh aep aer aex ag- aga age agg agh agp agr agx aha ahe ahg ahh ahp ahr ahx ap- apa ape apg aph app apr apx ar- ara are arg arh arp arr arx ax- axa axe axh axp axr axx eaa eae eag eah eap ear eax eea eee eeg eep eer eex ega ege egg egh egp egr egx eha ehe ehg ehh ehp ehr ep- epa epe epg eph epp epr epx era ere erg erh erp err ex- exa exe exh exp exr exx g-p gaa gae gag gah gap gar ge- gea gee geg geh gep ger gex gga ggg ggh ggp ggr gha ghe ghg ghh ghp ghr gpa gpe gpg gph gpp gpr gpx gra gre grg grh grp grr grx gxa gxp haa hae hag hah hap har hax he- hea hee heg heh hep her hex hga hge hgg hgh hgp hgr hha hhe hhg hhh hhp hhr hpa hpe hpg hph hpp hpr hr- hra hre hrg hrh hrp hrr p-p paa pae pag pah pap par pax pea pee peg peh pep per pex pga pge pgg pgh pgp pgr pha phe phg php phr phx ppa ppe ppg pph ppp ppr ppx pra pre prg prh prp prr prx pxe pxg pxr ra- raa rae rag rah rap rar rax re- rea ree reg reh rep rer rex rga rge rgg rgh rgp rgr rgx rh- rha rhe rhg rhh rhp rhr rpa rpe rpg rph rpp rpr rpx rra rrg rrh rrp rrr rxp rxr xaa xag xap xar xee xeg xep xer xex xge xgp xhp xpa xpe xpg xpp xrx xxp xxx