-er -ey bbb bbd bbe bbi bbo bbr bbs bby bdb bdd bde bdi bdo bdr bds bdv bdy be- beb bed bee bei beo ber bes bev bey bi- bib bid bie bii bio bir bis biv biy bob bod boe boi boo bor bos bov boy brb brd bre bri bro brr brs brv bry bsb bsd bse bsi bso bsr bss bsv bsy bvb bvd bve bvi bvo bvr bvs bvv by- byd bye byi byo byr bys dbb dbd dbe dbi dbo dbr dbs dbv dby ddb ddd dde ddi ddo ddr dds ddy de- deb ded dee dei deo der des dev dey di- dib did die dii dio dir dis div diy dob dod doe doi doo dor dos dov doy drb drd dre dri dro drr drs drv dry dsb dsd dse dsi dso dsr dss dsv dsy dvb dvd dve dvi dvr dvs dy- dyb dyd dye dyo dyr dys dyy ebb ebd ebe ebi ebo ebr ebs ebv eby ed- edb edd ede edi edo edr eds edy eeb eed eee eeo eer ees eev eey eib eid eie eii eio eir eis eiv eo- eob eod eoe eoi eoo eor eos erb erd ere eri ero err ers erv ery es- esb esd ese esi eso esr ess esv esy evb evd eve evi evo evr evs evv evy eyd eye eyo eyr eys i-d i-v ibb ibd ibe ibi ibo ibr ibs ibv iby idb idd ide idi ido idr ids idv idy ie- ied iee iei ier ies iev iey iib iid iie iii iio iir iis io- iob iod ioe ioi ioo ior ios iov ir- irb ird ire iri iro irr irs irv iry is- isb isd ise isi iso isr iss isv isy ivb ivd ive ivi ivo ivr ivs ivv ivy iye iyo iyr iys iyy o-i ob- obb obd obe obi obo obr obs obv oby odb odd ode odi odo odr ods odv oeb oed oee oei oeo oer oes oey oib oid oie oii oio oir ois oiv oo- oob ood ooi ooo oor oos oov or- orb ord ore ori oro orr ors orv ory os- osb osd ose osi oso osr oss osv ov- ovb ovd ove ovi ovo ovs ovv oyd oye oyi oyo oys rbb rbd rbe rbi rbo rbr rbs rdb rdd rde rdi rdo rdr rds rdv rdy re- reb red ree rei reo rer res rev rey rib rid rie rii rio rir ris riv riy rob rod roe roi roo ror ros rov roy rrb rrd rri rrr rrs rsb rsd rse rsi rso rsr rss rsv rvb rvd rve rvi rvo rvr rvs rvv rvy ry- ryd rye ryo ryr rys ryy sbb sbd sbe sbi sbo sbr sbs sbv sby sdb sdd sde sdi sdo sdr sds sdv sdy se- seb sed see sei seo ser ses sev sey sib sid sie sii sio sir sis siv sob sod soe soi soo sor sos sov soy sr- srb srd sre sri sro srr srs srv sry ss- ssb ssd sse ssi sso ssr sss ssv svb svd sve svi svo svr svs svv svy sy- syb syd sye syi syr sys v-e vbd vbi vbo vbr vbs vbv vdb vdd vde vdi vdo vdr vds vdv veb ved vee vei veo ver ves vey vi- vib vid vie vii vio vir vis viv viy vob vod voe voi voo vor vos vov voy vrb vrd vre vri vrr vrs vry vsb vsd vse vsi vso vsr vss vsv vvb vvi vvo vvr vvs vvv vyd vye ybe ybi ybr ybs yby yde ydo yds ydy yeb yed yee yei yeo yer yes yev yey yid yie yii yio yir yis yob yod yoe yoi yoo yor yos yoy yre yro yrs ysb yse ysi yso ysr yss ysy yve yvi yvo yvr yvy yyb yye yys yyy