-er bbb bbe bbf bbi bbr bbs be- beb bee bef bei ber bes bfb bfe bff bfi bfr bfs bi- bib bie bif bii bir bis brb bre brf bri brr brs bsb bse bsf bsi bsr bss ebb ebe ebf ebi ebr ebs eeb eee eef eer ees ef- efb efe eff efi efr efs eib eie eif eii eir eis erb ere erf eri err ers es- esb ese esf esi esr ess fbb fbe fbf fbi fbr fbs feb fee fef fei fer fes ffe fff ffi ffr ffs fib fie fif fii fir fis frb fre frf fri frr frs fsb fse fsf fsi fsr fss i-f ibb ibe ibf ibi ibr ibs ie- iee ief iei ier ies ifb ife iff ifi ifr ifs iib iie iif iii iir iis ir- irb ire irf iri irr irs is- isb ise isf isi isr iss rbb rbe rbf rbi rbr rbs re- reb ree ref rei rer res rfb rfe rff rfi rfr rfs rib rie rif rii rir ris rrb rrf rri rrr rrs rsb rse rsf rsi rsr rss sbb sbe sbf sbi sbr sbs se- seb see sef sei ser ses sfb sfe sff sfi sfr sfs sib sie sif sii sir sis sr- srb sre srf sri srr srs ss- ssb sse ssf ssi ssr sss

bbbb bbbs bbeb bebb bebe bebi beeb beef beer bees befe beff beir beis bere beri berr bers bes- bese bess bffs bfsi bfsr bibb bibe bibi bibs bieb bief bier bies biff bifi biis birb bire biri birr birs bis- bise biss breb bree bref brei brer bres brie bris brrr brrs brsb brsr bseb bsee bser bses bsff bsfs bsse ebbr ebbs eber ebes ebis eeee eees eefe eers eese eesi efbr efes effi effs efsi eiei eier eies eifs eire eirs eise eiss erbb erbe ereb erei erer eres erfs erie eris erre errs erse ersi esbs esee eser eses esfs esie esis esri esse essi fbis fbrs febs feeb feer fees fefe feff fefi feie feir feis ferb fere ferr fers fese fess ffee ffff ffii ffrr ffss fibe fibs fief fier fies fife fiff fifi fiii fire firs fise fisi fiss free frei fres frib frie fris frsb fsfi fssf i-be ibes ibfi ibie ibis ibri ibsf ibss ieie iere ieri iers iesi iesr ifbb ifer ifes ifis ifrb ifrf ifri ifsb iies iiie iiii iiis iirs iisi iisr irbe iree irer ires irfe iri- irie iris irre irri irrs irse irsf isbe iseb isee iser ises isie isis isri isse issf issi issr isss rbbb rbbr rbbs rbis rbss rebb rebe rebs reeb reef rees refe reff refi refr refs reif reii reir reis rere reri rers rese resi ress rfef rib- ribe ribs rief rier ries rife riff rifs riif riis rire riri rirs rise risi riss rrif rrrr rsbi rsee rsis rsre s-ib s-ii sbbs sbef sber sbse sbsi se-e se-f se-i se-s sebe sebi sebs seeb seef seer sees seff sefi seie seif seii seir seis serb sere serf seri serr sers sese sesi sess sfer sfss sibe sibi sibs sief sier sies sife siff sifr sire sirf siri sirr sirs sise sisi siss sreb sres srfi srib sris ssbr ssee sses ssis ssri ssrs sssb sssf sssi ssss

bbbee bbser be-er beber bebes beebe beebs beefs beeri beers beffe befie befis beibi beier beife beire beirs berbe berei beres berie beris berre berri berse besee besie besri besse bessi bibbe bibbs biber bibes bibie bibis bibri biebe biebs biefe biere bieri biers bifer biffi biffs birie birrs birse bisee bisei biser bises bisfi bisie bisse breef breer brees brere brers brese bress bribe brief brier bries brisb brise brisi briss brrrr e-sir ebber ebbie ebers ebibe eeeee eerie efere eferi effer effie efrei eires eirie eiseb eisie erbbe erber erebs ereis erere eresi erier eries eriff erres erris erses esbri esere esiee esiri esref esser esses essie essse febre feebs feere feers feese feier feres ferie ferr- ferre ferri ferse feser fesse fiber fibis fibr- fibre fieee fiefs fieri fiers fifer fifes fifie firee firei firer fires firie firre firse fissi freei freer frees freir freis frere frese fress frier fries friis frise friss ieiri ierei if-- ifere iiiee iiiii iiris iisir irbis iress iris- irise iriss irsee irssi is-is isisi isrib issei isser issie issre rebbe reber rebis reefe reefs reere reese refer reffe refis reiff reise reiss rere- reree reres rerir resee reses resse ri-fi ribbi riber ribes ribie riefe riers riese riesi riess rifer riffs riife riise rires ririe risee riser rises risse rsssf s-iii sebbe sebei sebes sebi- sebis sebri sebsi see-i seebe seebi seeif seeis seere seers seese sefer sefes seffe seibi seifs seire seirs seise seiss serbi serbs seref serer seres serfe serff serfs serie serif serir seris serre serri serse sersi serss seser seses sesis sesse sfeir sibbe sibir siebe sieff sieie siese sifie sifre siree sires siris sirse sirsi siser sises sisis sissi ssies sssrb sssss

bbbbbb bbsers beebee beebes beefer beerse beffes befree beiber beires beiser berbee berber berbes berere berrer berres berrie bersee besbes besbre beseri besire besser besses bessie bibber bibers bibiri bieber bierse biribi birise birses bisbee bissee bissie brebes breefe breere breese breise breres bresi bresse bribe- bribee briber bribes bribir bribri briefe briefs briers briese briser brises brisse ebbers ebr-ii ebrie eebree eerier effeir effere eibsee eiries eissee er-rif erbree eresie erises essess essies esssse febres febri- febris feeres feerie feeses feifer feirie feiser ferber ferfer ferier ferrer ferres ferri- ferrie ferris fersie fesere fesser fesses fibber fibers fibres fieber fiebre fiefie fierse fiesse fifers firees firers firies fiser fisser fissi- frebie freers freese frefre freire freres fresse friers friese friess frises frisii i-bere i-free i-rise iberis ibises iffier irises irrsee isere iseres isises isseis issers rebbes reefer reeffe reeser reeses refeff refers refire refrei reiber reiser reises rerees rerise resees resesi ribber ribbie ribbis ribibe ribier ribisi rieber rieser riffer