-er bbb bbd bbe bbi bbo bbr bbs bbt bdb bdd bde bdi bdo bdr bds bdt bdv be- beb bed bee bei beo ber bes bet bev bi- bib bid bie bii bio bir bis bit biv bob bod boe boi boo bor bos bot bov brb brd bre bri bro brr brs brt brv bsb bsd bse bsi bso bsr bss bst bsv btb btd bte bti bto btr bts btt btv bvb bvd bve bvi bvo bvr bvs bvt bvv dbb dbd dbe dbi dbo dbr dbs dbt dbv ddb ddd dde ddi ddo ddr dds ddt de- deb ded dee dei deo der des det dev di- dib did die dii dio dir dis dit div dob dod doe doi doo dor dos dot dov drb drd dre dri dro drr drs drt drv dsb dsd dse dsi dso dsr dss dst dsv dtb dtd dte dti dto dtr dts dtt dtv dvb dvd dve dvi dvr dvs dvt ebb ebd ebe ebi ebo ebr ebs ebt ebv ed- edb edd ede edi edo edr eds edt eeb eed eee eeo eer ees eet eev eib eid eie eii eio eir eis eit eiv eo- eob eod eoe eoi eoo eor eos eot erb erd ere eri ero err ers ert erv es- esb esd ese esi eso esr ess est esv etb etd ete eti eto etr ets ett etv evb evd eve evi evo evr evs evt evv i-d i-v ibb ibd ibe ibi ibo ibr ibs ibt ibv idb idd ide idi ido idr ids idt idv ie- ied iee iei ier ies iet iev iib iid iie iii iio iir iis iit io- iob iod ioe ioi ioo ior ios iot iov ir- irb ird ire iri iro irr irs irt irv is- isb isd ise isi iso isr iss ist isv itb itd ite iti ito its itt itv ivb ivd ive ivi ivo ivr ivs ivt ivv o-i ob- obb obd obe obi obo obr obs obt obv odb odd ode odi odo odr ods odt odv oeb oed oee oei oeo oer oes oet oib oid oie oii oio oir ois oit oiv oo- oob ood ooi ooo oor oos oot oov or- orb ord ore ori oro orr ors ort orv os- osb osd ose osi oso osr oss ost osv ot- otb otd ote oti oto otr ots ott otv ov- ovb ovd ove ovi ovo ovs ovv rbb rbd rbe rbi rbo rbr rbs rbt rdb rdd rde rdi rdo rdr rds rdt rdv re- reb red ree rei reo rer res ret rev rib rid rie rii rio rir ris rit riv rob rod roe roi roo ror ros rot rov rrb rrd rri rrr rrs rrt rsb rsd rse rsi rso rsr rss rst rsv rtb rtd rte rti rto rtr rts rtt rtv rvb rvd rve rvi rvo rvr rvs rvt rvv sbb sbd sbe sbi sbo sbr sbs sbt sbv sdb sdd sde sdi sdo sdr sds sdt sdv se- seb sed see sei seo ser ses set sev sib sid sie sii sio sir sis sit siv sob sod soe soi soo sor sos sot sov sr- srb srd sre sri sro srr srs srt srv ss- ssb ssd sse ssi sso ssr sss sst ssv stb std ste sti sto str sts stt stv svb svd sve svi svo svr svs svt svv tbb tbd tbe tbi tbo tbr tbs tbt tbv tdb tdd tde tdi tdo tdr tds tdt tdv te- teb ted tee tei teo ter tes tet tev tib tid tie tii tio tir tis tit tiv to- tob tod toe toi too tor tos tot tov trb trd tre tri tro trr trs trt trv tsb tsd tse tsi tso tsr tss tst tsv ttb ttd tte tti tto ttr tts ttt ttv tvb tvd tve tvi tvo tvr tvs tvt v-e vbd vbi vbo vbr vbs vbv vdb vdd vde vdi vdo vdr vds vdt vdv veb ved vee vei veo ver ves vet vi- vib vid vie vii vio vir vis vit viv vob vod voe voi voo vor vos vot vov vrb vrd vre vri vrr vrs vrt vsb vsd vse vsi vso vsr vss vst vsv vtb vte vti vto vtr vts vtt vtv vvb vvi vvo vvr vvs vvt vvv

-ose bbbb bbbs bbdd bbdo bbeb bbet bd-r bdes bdii bdos bdsd bebb bebe bebi bebo bede bedi bedo beds beeb beed beer bees beet beir beis beit beo- beod beor beos beot berd bere beri bero berr bers bert bes- bese beso bess best bete beti beto bets bett betv bevo bevs bibb bibe bibi bibo bibs bide bidi bido bidr bids bieb bied bier bies biet biis bio- bioi bios biot birb bird bire biri biro birr birs birt bis- bisd bise biso biss bist bitd bite bito bits bitt bive bivi bobb bobe bobi bobo bobs bodb bode bodi bodo bods boee boeo boer boes boet boi- boid boie boii bois boit boob bood booe boor boos boot bor- bord bore bori boro borr bors bort bose bosi boso boss bost botb botd bote boti boto bots bott bove bovi bovo brdo brds brdt breb bred bree brei breo brer bres bret brev brid brie brio bris brit brob brod broe broo bror bros brot brrr brrs brsb brsr brst brvi bsbd bseb bsed bsee bser bses bset bsod bsos bsrd bssd bsse bsts bstv btdt btie btob btor btrt btss bttb btvi bvds d-bo d-tv dbit dbos dbrs dbss dbtt dddd ddes ddie ddot ddre ddss ddts ddtv debe debi debs debt dedd dede dedi dedo deeb deed deer dees deet deev deid deie deir deis deit deor deos der- derb dere deri dero derr ders derv des- dese desi deso dess dest dete deto detr dets deve devi devo devs dibb dibe dibo dibs dide didi dido dids dieb died dier dies diet diii diis diiv