-er bbb bbe bbg bbi bbo bbr bbs be- beb bee beg bei beo ber bes bgb bge bgg bgi bgo bgr bgs bi- bib bie big bii bio bir bis bob boe bog boi boo bor bos brb bre brg bri bro brr brs bsb bse bsg bsi bso bsr bss ebb ebe ebg ebi ebo ebr ebs eeb eee eeg eeo eer ees egb ege egg egi ego egr egs eib eie eig eii eio eir eis eo- eob eoe eog eoi eoo eor eos erb ere erg eri ero err ers es- esb ese esg esi eso esr ess gbe gbg gbi gbo gbr gbs ge- geb gee geg gei geo ger ges ggb ggg ggi ggo ggr ggs gib gie gig gii gio gir gis gob goe gog goi goo gor gos grb gre grg gri gro grr grs gsb gse gsg gsi gso gsr gss ibb ibe ibg ibi ibo ibr ibs ie- iee ieg iei ier ies igb ige igg igi igo igr igs iib iie iii iio iir iis io- iob ioe iog ioi ioo ior ios ir- irb ire irg iri iro irr irs is- isb ise isg isi iso isr iss o-i ob- obb obe obg obi obo obr obs oeb oee oeg oei oeo oer oes oge ogg ogi ogo ogs oib oie oii oio oir ois oo- oob oog ooi ooo oor oos or- orb ore org ori oro orr ors os- osb ose osg osi oso osr oss rbb rbe rbg rbi rbo rbr rbs re- reb ree reg rei reo rer res rgb rge rgg rgi rgo rgr rgs rib rie rig rii rio rir ris rob roe rog roi roo ror ros rrb rrg rri rrr rrs rsb rse rsg rsi rso rsr rss sbb sbe sbg sbi sbo sbr sbs se- seb see seg sei seo ser ses sgb sge sgg sgi sgo sgr sgs sib sie sig sii sio sir sis sob soe sog soi soo sor sos sr- srb sre srg sri sro srr srs ss- ssb sse ssg ssi sso ssr sss

-ose bbbb bbbs bbeb bbrg bebb bebe bebi bebo beeb beeg beer bees begg begi bego begs beir beis beo- beor beos bere berg beri bero berr bers bes- bese beso bess bggs bibb bibe bibi bibo bibs bieb bier bies bigb bige bigg bigo bigs biis bio- biog bioi bios birb bire birg biri biro birr birs bis- bise biso biss bobb bobe bobi bobo bobs boee boeo boer boes boge bogg bogi bogo bogs boi- boie boii bois boob booe boog boor boos bor- bore borg bori boro borr bors bose bosi boso boss breb bree breg brei breo brer bres brie brig brio bris brob broe brog broo bror bros brrr brrs brsb brsr bseb bsee bseg bser bses bsgs bsos bsse ebbo ebbr ebbs eber ebes ebis eboe eboo ebor ebos ebro eeee eees eegs eerg eero eers eese eesi egbe egee eger eggb egge eggi eggo eggs egir egis ego- egoi egor egos egre egri egss eiei eier eies eige eigg eire eirs eise eiso eiss eoes eoir eois eore eori erbb erbe ereb erei erer eres erg- ergg ergi ergo ergs erie erio eris erob eroe eroi eroo eros erre erro errs erse ersi erso esbo esbs esee eseo eser eses esie esis eso- esos esri esse essg essi esso gbbo gbbs gebe gebi geer gees gege gegg gego geie geig geir geis geo- geog geos gerb gere geri gero gers gesg gesi geso gess gggg ggss gibb gibe gibs gier gies gige gigg gigi gigo gigs giis giog gioi gire girg giri giro girr girs gise giss gobe gobi gobo gobs goer goes gogi gogo gogs gois goog gooi goor goos gorb gore gorg gori goro gorr gors gose gosi goso goss grbr greb gree greg gres grib grie grig gris grob grog groi groo gror gros grrr grrs grss gsis gsos gsse i-be i-go ibeg ibes ibge ibie ibis ibos ibri ibro ibss ieie ieio iere ieri iers iesg iesi ieso iesr igbo iger iges iggs igis igoe igoo igor igri igso iies iiie iiii iiio iiis iioi iioo iios iirs iisi iisr iobi ioee ioii ioio iooi iooo ioos iore iorg iori iors ioso irbe iree irer ires irgs iri- irie irig irio iris irob irre irri irrs irse irsg isbe iseb isee iseo iser ises isie isis iso- isor isos isrg isri isse issi isso issr isss o-eo obbo ober obes obie obis oboe oboi obor obos obre obri obro obsr obss oegb oere oers oese ogb ogbe ogee oger ogge oggi ogog ogoi ogre ogri ogro ogsi oier oies oigo oiii oios oire oise oobe oobi ooer ooes oooo ooos oore oose oosi orbb orbe orbi orbo orbs ore- oreb oreg oreo orer ores orge orgo orgs ori- orie orig orio oris oro- oroe oror oros orri orro orrs orse orsi orso osbe osee osei oser oses osgi osie osii osis osoi osoo osor osos osro ossb osse ossi osso rbbb rbbr rbbs rbis rbss rebb rebe rebo rebs reeb rees rege regi rego regr regs reii reir reis reog reos rere rerg reri rero rers rese resi reso ress rgbe rgbi rib- ribe ribo ribs rier ries rige rigg rigi rigo rigs riis rios rire riri rirs rise risi riso riss rob- robb robe robi robo robs roeg roer roes roge rogg rogi rogo roig roio roir rois roob roog rooi roor roos rore rori roro rose rosi roso ross rrrr rsbi rsee rsgb rsis rsos rsre s-ib s-ii s-os sbbs sber sbig sbor sbse sbsi se-e se-g se-i se-o se-s sebe sebi sebo sebs seeb seeg seer sees sege segg segi sego segs seie seii seir seis seoi serb sere serg seri sero serr sers sese sesi seso sess sger sges sggg sggs sgio sgro sgss sibe sibi sibo sibs sieg sier sies sige sigg sigi sigo sigs sioe sior sios sire siri siro sirr sirs sise