-er bbb bbe bbf bbi bbo bbr bbs be- beb bee bef bei beo ber bes bfb bfe bff bfi bfo bfr bfs bi- bib bie bif bii bio bir bis bob boe bof boi boo bor bos brb bre brf bri bro brr brs bsb bse bsf bsi bso bsr bss ebb ebe ebf ebi ebo ebr ebs eeb eee eef eeo eer ees ef- efb efe eff efi efo efr efs eib eie eif eii eio eir eis eo- eob eoe eof eoi eoo eor eos erb ere erf eri ero err ers es- esb ese esf esi eso esr ess fbb fbe fbf fbi fbo fbr fbs feb fee fef fei feo fer fes ffe fff ffi ffo ffr ffs fib fie fif fii fir fis fob foe fof foi foo for fos frb fre frf fri fro frr frs fsb fse fsf fsi fso fsr fss i-f ibb ibe ibf ibi ibo ibr ibs ie- iee ief iei ier ies ifb ife iff ifi ifo ifr ifs iib iie iif iii iio iir iis io- iob ioe iof ioi ioo ior ios ir- irb ire irf iri iro irr irs is- isb ise isf isi iso isr iss o-i ob- obb obe obf obi obo obr obs oeb oee oef oei oeo oer oes of- ofb ofe off ofi ofo ofr ofs oib oie oif oii oio oir ois oo- oob oof ooi ooo oor oos or- orb ore orf ori oro orr ors os- osb ose osf osi oso osr oss rbb rbe rbf rbi rbo rbr rbs re- reb ree ref rei reo rer res rfb rfe rff rfi rfo rfr rfs rib rie rif rii rio rir ris rob roe rof roi roo ror ros rrb rrf rri rrr rrs rsb rse rsf rsi rso rsr rss sbb sbe sbf sbi sbo sbr sbs se- seb see sef sei seo ser ses sfb sfe sff sfi sfo sfr sfs sib sie sif sii sio sir sis sob soe sof soi soo sor sos sr- srb sre srf sri sro srr srs ss- ssb sse ssf ssi sso ssr sss

-ose bbbb bbbs bbeb bebb bebe bebi bebo beeb beef beer bees befe beff befo beir beis beo- beof beor beos bere beri bero berr bers bes- bese beso bess bffs bfsi bfsr bibb bibe bibi bibo bibs bieb bief bier bies biff bifi biis bio- bioi bios birb bire biri biro birr birs bis- bise biso biss bobb bobe bobi bobo bobs boee boef boeo boer boes bofe boff bofs boi- boie boii bois boob booe boof boor boos bor- bore borf bori boro borr bors bose bosi boso boss breb bree bref brei breo brer bres brie brio bris brob broe broo bror bros brrr brrs brsb brsr bseb bsee bser bses bsff bsfs bsos bsse ebbo ebbr ebbs eber ebes ebis eboe eboo ebor ebos ebro eeee eees eefe eero eers eese eesi efbr efeo efes effi effs efor efsi eiei eier eies eifs eire eirs eise eiso eiss eoes eoir eois eore eori erbb erbe ereb erei erer eres erfs erie erio eris erob eroe eroi eroo eros erre erro errs erse ersi erso esbo esbs esee eseo eser eses esfs esie esis eso- esos esri esse essi esso fbis fbrs febo febs feeb feer fees fefe feff fefi fefo feie feio feir feis feof ferb fere fero ferr fers fese fess ffee ffff ffii ffrr ffss fibe fibs fief fier fies fife fiff fifi fifo fiii fioe fior fios fire firs fise fisi fiss fobs foer foes fofo foie fois foof foos for- forb fore fori foro forr fors fosb fosi foso foss free frei freo fres frib frie frio fris frob froe fros frsb frso fsfi fsfo fssf i-be ibes ibfi ibie ibis ibos ibri ibro ibsf ibss ieie ieio iere ieri iers iesi ieso iesr ifbb ifer ifes ifis ifor ifrb ifrf ifri ifsb ifso iies iiie iiii iiio iiis iioi iioo iios iirs iisi iisr iobi ioee ioii ioio ioof iooi iooo ioos iore iori iors ioso irbe iree irer ires irfe iri- irie irio iris irob irre irri irrs irse irsf isbe iseb isee iseo iser ises isie isis iso- isof isor isos isri isse issf issi isso issr isss o-eo obbo ober obes obie obis oboe oboi obor obos obre obri obro obsr obss oere oers oese ofer off- offe offo offr offs ofor ofre oier oies oiii oios oire oise oobe oobi ooer ooes ooff oofs oooo ooos oore oose oosi orbb orbe orbi orbo orbs ore- oreb oreo orer ores orfe orff orfi orfs ori- orie orif orio oris oro- oroe orof oror oros orri orro orrs orse orsi orso osbe osee osei oser oses osie osii osis osoi osoo osor osos osro ossb osse ossi osso rbbb rbbr rbbs rbis rbss rebb rebe rebo rebs reeb reef rees refe reff refi refr refs reif reii reir reis reof reos rere reri rero rers rese resi reso ress rfef rib- ribe ribo ribs rief rier ries rife riff rifs riif riis rios rire riri rirs rise risi riso riss rob- robb robe robi robo robs roer roes rofe roff rofo roif roio roir rois roob roof rooi roor roos rore rori roro rose rosi roso ross rrif rrrr rsbi rsee rsis rsos rsre s-ib s-ii s-os sbbs sbef sber sbor sbse sbsi se-e se-f se-i se-o se-s sebe sebi sebo sebs seeb seef seer sees seff sefi seie seif seii seir seis seoi serb sere serf seri sero serr sers sese sesi seso sess sfer sfio sfor sfos sfro sfss sibe sibi sibo sibs sief sier sies sife siff sifo sifr sioe sior sios sire sirf siri siro sirr sirs sise sisi siss sobe sobo sobr sobs soeo soes sofi sofo soie soif soir sois soof soor soos sorb sore sori soro sorr sors sose sosi soso soss sreb sreo sres srfi srib sris sros ssbr ssee sses ssis ssri ssrs sssb