-er -ey bbb bbe bbh bbi bbo bbr bby be- beb bee beh bei beo ber bev bey bhb bhe bhh bhi bho bhr bhv bi- bib bie bih bii bio bir biv biy bob boe boh boi boo bor bov boy brb bre brh bri bro brr brv bry bvb bve bvh bvi bvo bvr bvv by- bye byh byi byo byr ebb ebe ebh ebi ebo ebr ebv eby eeb eee eeo eer eev eey ehb ehe ehh ehi eho ehr ehv eib eie eii eio eir eiv eo- eob eoe eoh eoi eoo eor erb ere erh eri ero err erv ery evb eve evh evi evo evr evv evy eye eyo eyr h-i hbb hbe hbh hbi hbo hbr hbv hby he- heb hee heh hei heo her hev hey hhb hhe hhh hhi hho hhr hhv hhy hib hie hih hii hio hir hiv hob hoe hoh hoi hoo hor hov hoy hr- hrb hre hrh hri hro hrr hrv hv- hvb hvo hvr hvv hvy hy- hyb hye hyh hyi hyo hyr hyv hyy i-v ibb ibe ibh ibi ibo ibr ibv iby ie- iee iei ier iev iey ihb ihe ihh ihi iho ihr ihv ihy iib iie iih iii iio iir io- iob ioe ioh ioi ioo ior iov ir- irb ire iri iro irr irv iry ivb ive ivi ivo ivr ivv ivy iye iyo iyr iyy o-i ob- obb obe obh obi obo obr obv oby oeb oee oeh oei oeo oer oey ohe ohh ohi oho ohr oib oie oii oio oir oiv oo- oob ooh ooi ooo oor oov or- orb ore orh ori oro orr orv ory ov- ovb ove ovh ovi ovo ovv oye oyi oyo rbb rbe rbh rbi rbo rbr re- reb ree reh rei reo rer rev rey rh- rhb rhe rhh rhi rho rhr rhv rib rie rih rii rio rir riv riy rob roe roh roi roo ror rov roy rrb rrh rri rrr rvb rve rvh rvi rvo rvr rvv rvy ry- rye ryo ryr ryy v-e vbh vbi vbo vbr vbv veb vee veh vei veo ver vey vh- vhb vhe vhi vho vi- vib vie vii vio vir viv viy vob voe voh voi voo vor vov voy vrb vre vrh vri vrr vry vvb vvi vvo vvr vvv vye ybe ybi ybr yby yeb yee yeh yei yeo yer yev yey yhe yhi yie yih yii yio yir yob yoe yoi yoo yor yoy yre yro yve yvi yvo yvr yvy yyb yye yyy