-er -ey bbb bbe bbg bbh bbn bbo bbr bby be- beb bee beg beh ben beo ber bey bgb bge bgg bgh bgn bgo bgr bhb bhe bhg bhh bho bhr bnb bne bng bnn bno bnr bob boe bog boh bon boo bor boy brb bre brg brh brn bro brr bry by- bye byg byh byn byo byr ebb ebe ebg ebh ebn ebo ebr eby eeb eee eeg een eeo eer eey egb ege egg egh egn ego egr egy ehb ehe ehg ehh ehn eho ehr en- enb ene eng enh enn eno enr eny eo- eob eoe eog eoh eon eoo eor erb ere erg erh ern ero err ery eye eyn eyo eyr gbe gbg gbh gbn gbo gbr gby ge- geb gee geg geh gen geo ger gey ggb ggg ggh ggn ggo ggr ghb ghe ghg ghh ghn gho ghr gnb gne gnn gno gnr gob goe gog goh gon goo gor goy grb gre grg grh grn gro grr gry gy- gyb gye gyn gyo gyr hbb hbe hbg hbh hbn hbo hbr hby he- heb hee heg heh hen heo her hey hgb hge hgg hgh hgn hgo hgr hgy hhb hhe hhg hhh hhn hho hhr hhy hnb hne hng hnh hnn hno hny hob hoe hog hoh hon hoo hor hoy hr- hrb hre hrg hrh hrn hro hrr hy- hyb hye hyg hyh hyn hyo hyr hyy nbb nbe nbg nbn nbo nbr ne- neb nee neg neh nen neo ner ney ngb nge ngg ngh ngn ngo nhb nhe nhg nhh nhn nhr nhy nnb nne nng nnh nnn nno no- nob noe nog noh non noo nor noy nrb nre nrg nrn nro nrr nry nye nyg nyn nyo nyy ob- obb obe obg obh obn obo obr oby oeb oee oeg oeh oen oeo oer oey oge ogg ogh ogn ogo ogy ohe ohg ohh ohn oho ohr on- onb one ong onh onn ono onr ony oo- oob oog ooh oon ooo oor or- orb ore org orh orn oro orr ory oye oyo rbb rbe rbg rbh rbn rbo rbr re- reb ree reg reh ren reo rer rey rgb rge rgg rgh rgn rgo rgr rh- rhb rhe rhg rhh rhn rho rhr rnb rng rnh rnn rno rnr rny rob roe rog roh ron roo ror roy rrb rrg rrh rrn rrr ry- rye ryg ryn ryo ryr ryy ybe ybg ybr yby yeb yee yeg yeh yen yeo yer yey ygo yhe yne yng ynn yny yob yoe yog yon yoo yor yoy yre yrg yrn yro yyb yye yyg yyy