-ic b-u bbb bbc bbf bbg bbh bbi bbn bbo bbr bbs bbu bcb bcc bcf bcg bch bci bcn bco bcr bcs bcu bfb bfc bff bfg bfh bfi bfn bfo bfr bfs bfu bgb bgc bgf bgg bgh bgi bgn bgo bgr bgs bgu bhb bhc bhf bhg bhh bhi bho bhr bhs bhu bi- bib bic bif big bih bii bin bio bir bis biu bnb bnc bnf bng bni bnn bno bnr bns bnu bob boc bof bog boh boi bon boo bor bos bou brb brf brg brh bri brn bro brr brs bru bsb bsc bsf bsg bsh bsi bsn bso bsr bss bsu bub buc buf bug buh bui bun buo bur bus buu c-- cbb cbc cbf cbg cbh cbi cbn cbo cbr cbs cbu ccb ccc ccf ccg cch cci ccn cco ccr ccs ccu cfb cfc cff cfg cfh cfi cfn cfo cfr cfs cfu cgb cgc cgg cgh cgi cgn cgo cgr cgs cgu ch- chb chc chf chg chh chi chn cho chr chs chu ci- cib cic cif cig cih cii cin cio cir cis ciu cn- cnb cnc cnf cng cnh cni cnn cno cnr cns cnu co- cob coc cof cog coh coi con coo cor cos cou crb crc crf crg crh cri crn cro crr crs cru csb csc csf csg csh csi csn cso csr css csu cub cuc cuf cug cuh cui cun cuo cur cus cuu fbb fbc fbf fbg fbh fbi fbn fbo fbr fbs fbu fcb fcc fcf fcg fci fcn fco fcr fcs fcu ffc fff ffg ffh ffi ffn ffo ffr ffs ffu fgb fgc fgf fgg fgh fgi fgn fgr fgs fhb fhc fhf fhg fhh fhi fhn fho fhr fhs fib fic fif fig fih fii fin fir fis fiu fnb fnc fnf fng fnh fni fnn fnr fns fnu fob foc fof fog foh foi fon foo for fos fou frb frc frf frg frh fri frn fro frr frs fru fsb fsc fsf fsg fsh fsi fsn fso fsr fss fsu fub fuf fug fui fun fuo fur fus fuu gbc gbf gbg gbh gbi gbn gbo gbr gbs gbu gcb gcc gcf gcg gch gci gcn gco gcr gcs gcu gfb gfc gff gfh gfi gfo gfr gfs ggb ggc ggg ggh ggi ggn ggo ggr ggs ggu ghb ghc ghg ghh ghi ghn gho ghr ghs gib gic gif gig gih gii gin gio gir gis giu gnb gnc gnf gni gnn gno gnr gns gnu gob goc gof gog goh goi gon goo gor gos gou grb grc grf grg grh gri grn gro grr grs gru gsb gsc gsf gsg gsi gsn gso gsr gss gsu gu- gub guc guf gug gui gun guo gur gus guu h-i hbb hbc hbf hbg hbh hbi hbn hbo hbr hbs hbu hcb hcc hcf hcg hch hci hcn hco hcr hcs hfb hfc hff hfg hfh hfi hfn hfo hfr hfs hfu hgb hgc hgf hgg hgh hgi hgn hgo hgr hgs hgu hhb hhc hhf hhg hhh hhi hhn hho hhr hhs hhu hib hic hif hig hih hii hin hio hir his hiu hnb hnc hnf hng hnh hnn hno hns hnu hob hoc hof hog hoh hoi hon hoo hor hos hou hr- hrb hrc hrf hrg hrh hri hrn hro hrr hrs hru hsb hsc hsf hsg hsh hsi hsn hsr hss hsu hub huc huf hug huh hui hun huo hur hus huu i-f ibb ibc ibf ibg ibh ibi ibn ibo ibr ibs ibu icb icc icf icg ich ici icn ico icr ics icu ifb ifc iff ifg ifi ifn ifo ifr ifs ifu igb igc igf igg igh igi ign igo igr igs igu ihb ihc ihf ihg ihh ihi ihn iho ihr ihs ihu iib iic iif iih iii iin iio iir iis iiu in- inb inc inf ing inh ini inn ino inr ins inu io- iob ioc iof iog ioh ioi ion ioo ior ios iou ir- irb irc irf irg iri irn iro irr irs iru is- isb isc isf isg ish isi isn iso isr iss isu iu- iub iuc iug iui iur ius n-i nbb nbc nbf nbg nbi nbn nbo nbr nbs nbu ncb ncc ncf ncg nch nci ncn nco ncr ncs ncu nfb nfc nff nfi nfn nfo nfr nfs nfu ngb ngc ngf ngg ngh ngi ngn ngo ngs ngu nhb nhc nhf nhg nhh nhi nhn nhr nhs nhu nib nic nif nig nih nii nin nio nir nis niu nnb nnc nnf nng nnh nni nnn nno nns nnu no- nob noc nof nog noh noi non noo nor nos nou nrb nrc nrf nrg nri nrn nro nrr nrs nru nsb nsc nsf nsg nsh nsi nsn nso nsr nss nsu nub nuc nug nuh nui nun nuo nur nus nuu o-i ob- obb obc obf obg obh obi obn obo obr obs obu oc- ocb occ ocf ocg och oci ocn oco ocr ocs ocu of- ofb ofc off ofg ofi ofn ofo ofr ofs ofu ogc ogf ogg ogh ogi ogn ogo ogs ohc ohf ohg ohh ohi ohn oho ohr ohs ohu oib oic oif oii oin oio oir ois oiu on- onb onc onf ong onh oni onn ono onr ons onu oo- oob ooc oof oog ooh ooi oon ooo oor oos or- orb orc orf org orh ori orn oro orr ors oru os- osb osc osf osg osh osi osn oso osr oss osu ou- ouc ouf ouh oui oun ouo our ous rbb rbc rbf rbg rbh rbi rbn rbo rbr rbs rbu rcb rcc rcf rcg rch rci rcn rco rcr rcs rcu rfb rfc rff rfg rfh rfi rfn rfo rfr rfs rfu rgb rgc rgf rgg rgh rgi rgn rgo rgr rgs rh- rhb rhc rhf rhg rhh rhi rhn rho rhr rhs rhu rib ric rif rig