-er bbb bbe bbf bbh bbi bbo bbr bbs be- beb bee bef beh bei beo ber bes bfb bfe bff bfh bfi bfo bfr bfs bhb bhe bhf bhh bhi bho bhr bhs bi- bib bie bif bih bii bio bir bis bob boe bof boh boi boo bor bos brb bre brf brh bri bro brr brs bsb bse bsf bsh bsi bso bsr bss ebb ebe ebf ebh ebi ebo ebr ebs eeb eee eef eeo eer ees ef- efb efe eff efh efi efo efr efs ehb ehe ehf ehh ehi eho ehr ehs eib eie eif eii eio eir eis eo- eob eoe eof eoh eoi eoo eor eos erb ere erf erh eri ero err ers es- esb ese esf esh esi eso esr ess fbb fbe fbf fbh fbi fbo fbr fbs feb fee fef feh fei feo fer fes ffe fff ffh ffi ffo ffr ffs fhb fhe fhf fhh fhi fho fhr fhs fib fie fif fih fii fir fis fob foe fof foh foi foo for fos frb fre frf frh fri fro frr frs fsb fse fsf fsh fsi fso fsr fss h-i hbb hbe hbf hbh hbi hbo hbr hbs he- heb hee hef heh hei heo her hes hfb hfe hff hfh hfi hfo hfr hfs hhb hhe hhf hhh hhi hho hhr hhs hib hie hif hih hii hio hir his hob hoe hof hoh hoi hoo hor hos hr- hrb hre hrf hrh hri hro hrr hrs hsb hse hsf hsh hsi hsr hss i-f ibb ibe ibf ibh ibi ibo ibr ibs ie- iee ief iei ier ies ifb ife iff ifi ifo ifr ifs ihb ihe ihf ihh ihi iho ihr ihs iib iie iif iih iii iio iir iis io- iob ioe iof ioh ioi ioo ior ios ir- irb ire irf iri iro irr irs is- isb ise isf ish isi iso isr iss o-i ob- obb obe obf obh obi obo obr obs oeb oee oef oeh oei oeo oer oes of- ofb ofe off ofi ofo ofr ofs ohe ohf ohh ohi oho ohr ohs oib oie oif oii oio oir ois oo- oob oof ooh ooi ooo oor oos or- orb ore orf orh ori oro orr ors os- osb ose osf osh osi oso osr oss rbb rbe rbf rbh rbi rbo rbr rbs re- reb ree ref reh rei reo rer res rfb rfe rff rfh rfi rfo rfr rfs rh- rhb rhe rhf rhh rhi rho rhr rhs rib rie rif rih rii rio rir ris rob roe rof roh roi roo ror ros rrb rrf rrh rri rrr rrs rsb rse rsf rsh rsi rso rsr rss sbb sbe sbf sbh sbi sbo sbr sbs se- seb see sef seh sei seo ser ses sfb sfe sff sfh sfi sfo sfr sfs sh- shb she shf shh shi sho shr shs sib sie sif sih sii sio sir sis sob soe sof soh soi soo sor sos sr- srb sre srf srh sri sro srr srs ss- ssb sse ssf ssh ssi sso ssr sss

-ose bbbb bbbs bbeb bbhs bebb bebe bebi bebo beeb beef beer bees befe beff befo behr behs beir beis beo- beof beor beos bere beri bero berr bers bes- bese besh beso bess bffs bfhs bfsi bfsr bher bhff bhhs bhie bhir bhoi bhor bhsf bibb bibe bibi bibo bibs bieb bief bier bies biff bifi bihe bihi bihs biis bio- bioi bios birb bire biri biro birr birs bis- bise bish biso biss bobb bobe bobi bobo bobs boee boef boeo boer boes bofe boff bofh bofs boho bohr bohs boi- boie boii bois boob booe boof booh boor boos bor- bore borf borh bori boro borr bors bose bosh bosi boso boss breb bree bref brei breo brer bres brhs brie brih brio bris brob broe broh broo bror bros brrr brrs brsb brsr bseb bsee bser bses bsff bsfs bshs bsos bsse ebbo ebbr ebbs eber ebes ebhs ebis eboe eboo ebor ebos ebro eeee eees eefe eehs eero eers eese eesi efbr efeo efes effi effs efhs efor efsh efsi eheh eher ehhs ehis ehre eiei eier eies eifs eiho eire eirs eise eish eiso eiss eoes eoir eois eore eori erbb erbe ereb erei erer eres erfs erhs erie erih erio eris erob eroe eroi eroo eros erre erro errs erse ersh ersi erso esbo esbs esee eseo eser eses esfs eshs esie esis eso- esos esri esse essh essi esso fbhs fbis fbrs febo febs feeb feer fees fefe feff fefi fefo fehr feie feio feir feis feof feoh ferb fere fero ferr fers fese fesh fess ffee ffff ffhs ffii ffrr ffss fhfs fhhs fhrs fhss fibe fibs fief fier fies fife fiff fifi fifo fiii fioe fior fios fire firs fise fish fisi fiss fobs foer foes fofo fohr fohs foie fois foof foos for- forb fore fori foro forr fors fosb fosh fosi foso foss free frei freo fres frhs frib frie frio fris frob froe froh fros frsb frso fsfi fsfo fshb fshs fssf h-ii hbbs hbes hbhs hbio hbos hbrs hbss hebb hebe hebi hebo hebr heeb heef heer hees hefe hefs hehe heho hehs heie heif heih heir heis heor herb here heri hero herr hers hesh hess hfhs hfrs hfss hhhh hhhs hhof hibi hiei hier hies hiff hifh hifi hifo hifr hihe hihi hiho hiie hiis hiob hire hirf hiri hiro hirs hisb hise hish hiss hobe hobo hobs hoei hoer hoes hofe hoff hofs hohe hoho hoie hoif hoir hois hooe hoof hoor hoos hore hori horo horr hors hose hosh hoss hree hrhs hrib hrob hros hrso hsei hses hsfs hshs hsob hsse i-be ibeh ibes ibfi ibie ibis ibos ibri ibro ibsf ibss ieie ieio ieoh iere ieri iers iesi ieso iesr ifbb ifer ifes ifhe ifis ifor ifrb ifrf ifri ifsb ifso iher ihis ihob ihre ihss iies iiie iiii