-er -ey b-u bbb bbe bbg bbh bbo bbr bbu bby be- beb bee beg beh beo ber beu bey bgb bge bgg bgh bgo bgr bgu bhb bhe bhg bhh bho bhr bhu bob boe bog boh boo bor bou boy brb bre brg brh bro brr bru bry bub bue bug buh buo bur buu buy by- bye byg byh byo byr byu ebb ebe ebg ebh ebo ebr ebu eby eeb eee eeg eeo eer eey egb ege egg egh ego egr egu egy ehb ehe ehg ehh eho ehr ehu eo- eob eoe eog eoh eoo eor eou erb ere erg erh ero err eru ery eu- eub eue eug eur eye eyo eyr gbe gbg gbh gbo gbr gbu gby ge- geb gee geg geh geo ger geu gey ggb ggg ggh ggo ggr ggu ghb ghe ghg ghh gho ghr gob goe gog goh goo gor gou goy grb gre grg grh gro grr gru gry gu- gub gue gug guo gur guu guy gy- gyb gye gyo gyr hbb hbe hbg hbh hbo hbr hbu hby he- heb hee heg heh heo her heu hey hgb hge hgg hgh hgo hgr hgu hgy hhb hhe hhg hhh hho hhr hhu hhy hob hoe hog hoh hoo hor hou hoy hr- hrb hre hrg hrh hro hrr hru hub hue hug huh huo hur huu huy hy- hyb hye hyg hyh hyo hyr hyy ob- obb obe obg obh obo obr obu oby oeb oee oeg oeh oeo oer oey oge ogg ogh ogo ogy ohe ohg ohh oho ohr ohu oo- oob oog ooh ooo oor or- orb ore org orh oro orr oru ory ou- oue ouh ouo our oye oyo rbb rbe rbg rbh rbo rbr rbu re- reb ree reg reh reo rer reu rey rgb rge rgg rgh rgo rgr rh- rhb rhe rhg rhh rho rhr rhu rob roe rog roh roo ror rou roy rrb rrg rrh rrr rru rub rue rug ruh ruo rur ruu ruy ry- rye ryg ryo ryr ryu ryy ubb ube ubg ubh ubo ubr ubu uby ueb uee ueg ueh uer uey ugb uge ugg ugh ugo ugr ugu uhb uhe uhh uho uhr uhu uhy uob uoe uog uoo uor ur- urb ure urg uro urr uru ury uue uug uur uuu uyo uyu ybe ybg ybr yby yeb yee yeg yeh yeo yer yey ygo yhe yhu yob yoe yog yoo yor you yoy yre yrg yro yru yue yug yuh yuo yur yuu yuy yyb yye yyg yyu yyy