-er b-u bbb bbe bbf bbh bbi bbn bbo bbr bbs bbu be- beb bee bef beh bei ben beo ber bes beu bfb bfe bff bfh bfi bfn bfo bfr bfs bfu bhb bhe bhf bhh bhi bho bhr bhs bhu bi- bib bie bif bih bii bin bio bir bis biu bnb bne bnf bni bnn bno bnr bns bnu bob boe bof boh boi bon boo bor bos bou brb bre brf brh bri brn bro brr brs bru bsb bse bsf bsh bsi bsn bso bsr bss bsu bub bue buf buh bui bun buo bur bus buu ebb ebe ebf ebh ebi ebn ebo ebr ebs ebu eeb eee eef een eeo eer ees ef- efb efe eff efh efi efo efr efs ehb ehe ehf ehh ehi ehn eho ehr ehs ehu eib eie eif eii ein eio eir eis eiu en- enb ene enf enh eni enn eno enr ens enu eo- eob eoe eof eoh eoi eon eoo eor eos eou erb ere erf erh eri ern ero err ers eru es- esb ese esf esh esi esn eso esr ess esu eu- eub eue euf eui eun eur eus fbb fbe fbf fbh fbi fbn fbo fbr fbs fbu feb fee fef feh fei fen feo fer fes feu ffe fff ffh ffi ffn ffo ffr ffs ffu fhb fhe fhf fhh fhi fhn fho fhr fhs fib fie fif fih fii fin fir fis fiu fnb fne fnf fnh fni fnn fnr fns fnu fob foe fof foh foi fon foo for fos fou frb fre frf frh fri frn fro frr frs fru fsb fse fsf fsh fsi fsn fso fsr fss fsu fub fue fuf fui fun fuo fur fus fuu h-i hbb hbe hbf hbh hbi hbn hbo hbr hbs hbu he- heb hee hef heh hei hen heo her hes heu hfb hfe hff hfh hfi hfn hfo hfr hfs hfu hhb hhe hhf hhh hhi hhn hho hhr hhs hhu hib hie hif hih hii hin hio hir his hiu hnb hne hnf hnh hnn hno hns hnu hob hoe hof hoh hoi hon hoo hor hos hou hr- hrb hre hrf hrh hri hrn hro hrr hrs hru hsb hse hsf hsh hsi hsn hsr hss hsu hub hue huf huh hui hun huo hur hus huu i-f ibb ibe ibf ibh ibi ibn ibo ibr ibs ibu ie- iee ief iei ien ier ies ifb ife iff ifi ifn ifo ifr ifs ifu ihb ihe ihf ihh ihi ihn iho ihr ihs ihu iib iie iif iih iii iin iio iir iis iiu in- inb ine inf inh ini inn ino inr ins inu io- iob ioe iof ioh ioi ion ioo ior ios iou ir- irb ire irf iri irn iro irr irs iru is- isb ise isf ish isi isn iso isr iss isu iu- iub iue iui iur ius n-i nbb nbe nbf nbi nbn nbo nbr nbs nbu ne- neb nee nef neh nei nen neo ner nes neu nfb nfe nff nfi nfn nfo nfr nfs nfu nhb nhe nhf nhh nhi nhn nhr nhs nhu nib nie nif nih nii nin nio nir nis niu nnb nne nnf nnh nni nnn nno nns nnu no- nob noe nof noh noi non noo nor nos nou nrb nre nrf nri nrn nro nrr nrs nru nsb nse nsf nsh nsi nsn nso nsr nss nsu nub nue nuh nui nun nuo nur nus nuu o-i ob- obb obe obf obh obi obn obo obr obs obu oeb oee oef oeh oei oen oeo oer oes of- ofb ofe off ofi ofn ofo ofr ofs ofu ohe ohf ohh ohi ohn oho ohr ohs ohu oib oie oif oii oin oio oir ois oiu on- onb one onf onh oni onn ono onr ons onu oo- oob oof ooh ooi oon ooo oor oos or- orb ore orf orh ori orn oro orr ors oru os- osb ose osf osh osi osn oso osr oss osu ou- oue ouf ouh oui oun ouo our ous rbb rbe rbf rbh rbi rbn rbo rbr rbs rbu re- reb ree ref reh rei ren reo rer res reu rfb rfe rff rfh rfi rfn rfo rfr rfs rfu rh- rhb rhe rhf rhh rhi rhn rho rhr rhs rhu rib rie rif rih rii rin rio rir ris rnb rnh rni rnn rno rnr rns rnu rob roe rof roh roi ron roo ror ros rou rrb rrf rrh rri rrn rrr rrs rru rsb rse rsf rsh rsi rsn rso rsr rss rsu rub rue ruf ruh rui run ruo rur rus ruu sbb sbe sbf sbh sbi sbn sbo sbr sbs sbu se- seb see sef seh sei sen seo ser ses seu sfb sfe sff sfh sfi sfn sfo sfr sfs sfu sh- shb she shf shh shi shn sho shr shs shu sib sie sif sih sii sin sio sir sis siu snb sne snf sni snn sno snr sns snu sob soe sof soh soi son soo sor sos sou sr- srb sre srf srh sri srn sro srr srs ss- ssb sse ssf ssh ssi ssn sso ssr sss ssu sub sue suf suh sui sun suo sur sus suu ubb ube ubf ubh ubi ubn ubo ubr ubs ubu ueb uee uef ueh uei uen uer ues ufe uff ufh ufi ufn ufo ufr ufs ufu uhb uhe uhf uhh uhi uho uhr uhs uhu uib uie uif uii uin uio uir uis uiu un- unb une unf unh uni unn uno unr uns unu uob uoe uon uoo uor uos ur- urb ure urf uri urn uro urr urs uru usb use usf ush usi usn uso usr uss usu uue uun uur uus uuu