-er a-a aaa aae aag aaj aak aar aau aea aee aeg aej aek aer aeu ag- aga age agg agj agk agr agu aja aje ajj ajk ajr aju aka ake akg akj akk akr aku ar- ara are arg arj ark arr aru au- aua aue aug auj auk aur eaa eae eag eaj eak ear eau eea eee eeg eek eer ega ege egg egr egu eja eju eka eke ekg ekr eku era ere erg erk err eru eu- eua eue eug euj eur gaa gae gag gaj gak gar gau ge- gea gee geg gek ger geu gga ggg ggj ggr ggu gja gje gjg gjr gka gra gre grg grj grk grr gru gu- gua gue gug guj guk gur guu jaa jae jag jaj jak jar jau jea jee jeg jej jek jer jeu jga jge jgr jgu jja jjg jjj jjk jjr jju jka jkk jkr jku jra jrg jrk jrr jue jug juk jur ka- kaa kae kag kaj kak kar kau ke- kea kee keg kek ker kga kgu kje kjr kju kke kkk kkr kku kra krg krk krr kru kue kug kuj kuk kur kuu ra- raa rae rag raj rak rar rau re- rea ree reg rek rer reu rga rge rgg rgk rgr rja rjg rjk rjr rke rkg rkk rku rra rrg rrk rrr rru rua rue rug ruk rur ruu ua- uaa uae uag uaj uak uar uau uea uee ueg uer uga uge ugg ugk ugr ugu uka uke ukk ukr uku ur- ura ure urg urk urr uru uua uue uug uur uuu