-ic b-u bbb bbc bbf bbg bbh bbi bbk bbn bbo bbs bbu bcb bcc bcf bcg bch bci bck bcn bco bcs bcu bfb bfc bff bfg bfh bfi bfn bfo bfs bfu bgb bgc bgf bgg bgh bgi bgk bgn bgo bgs bgu bhb bhc bhf bhg bhh bhi bhk bho bhs bhu bi- bib bic bif big bih bii bik bin bio bis biu bkb bkc bkf bkg bkk bkn bko bks bnb bnc bnf bng bni bnk bnn bno bns bnu bob boc bof bog boh boi bok bon boo bos bou bsb bsc bsf bsg bsh bsi bsk bsn bso bss bsu bub buc buf bug buh bui buk bun buo bus buu c-- cbb cbc cbf cbg cbh cbi cbk cbn cbo cbs cbu ccb ccc ccf ccg cch cci cck ccn cco ccs ccu cfb cfc cff cfg cfh cfi cfk cfn cfo cfs cfu cgb cgc cgg cgh cgi cgn cgo cgs cgu ch- chb chc chf chg chh chi chk chn cho chs chu ci- cib cic cif cig cih cii cik cin cio cis ciu ckb ckc ckh cki cko cks cn- cnb cnc cnf cng cnh cni cnn cno cns cnu co- cob coc cof cog coh coi cok con coo cos cou csb csc csf csg csh csi csk csn cso css csu cub cuc cuf cug cuh cui cuk cun cuo cus cuu fbb fbc fbf fbg fbh fbi fbk fbn fbo fbs fbu fcb fcc fcf fcg fci fck fcn fco fcs fcu ffc fff ffg ffh ffi ffk ffn ffo ffs ffu fgb fgc fgf fgg fgh fgi fgn fgs fhb fhc fhf fhg fhh fhi fhn fho fhs fib fic fif fig fih fii fik fin fis fiu fkb fkc fkf fkg fki fkk fnb fnc fnf fng fnh fni fnk fnn fns fnu fob foc fof fog foh foi fok fon foo fos fou fsb fsc fsf fsg fsh fsi fsk fsn fso fss fsu fub fuf fug fui fuk fun fuo fus fuu gbc gbf gbg gbh gbi gbk gbn gbo gbs gbu gcb gcc gcf gcg gch gci gck gcn gco gcs gcu gfb gfc gff gfh gfi gfk gfo gfs ggb ggc ggg ggh ggi ggn ggo ggs ggu ghb ghc ghg ghh ghi ghn gho ghs gib gic gif gig gih gii gik gin gio gis giu gkb gkh gkn gko gks gnb gnc gnf gni gnn gno gns gnu gob goc gof gog goh goi gok gon goo gos gou gsb gsc gsf gsg gsi gsk gsn gso gss gsu gu- gub guc guf gug gui guk gun guo gus guu h-i hbb hbc hbf hbg hbh hbi hbk hbn hbo hbs hbu hcb hcc hcf hcg hch hci hck hcn hco hcs hfb hfc hff hfg hfh hfi hfk hfn hfo hfs hfu hgb hgc hgf hgg hgh hgi hgk hgn hgo hgs hgu hhb hhc hhf hhg hhh hhi hhk hhn hho hhs hhu hib hic hif hig hih hii hik hin hio his hiu hkb hkf hkg hkh hki hkk hkn hko hks hku hnb hnc hnf hng hnh hnk hnn hno hns hnu hob hoc hof hog hoh hoi hok hon hoo hos hou hsb hsc hsf hsg hsh hsi hsk hsn hss hsu hub huc huf hug huh hui huk hun huo hus huu i-f ibb ibc ibf ibg ibh ibi ibk ibn ibo ibs ibu icb icc icf icg ich ici ick icn ico ics icu ifb ifc iff ifg ifi ifn ifo ifs ifu igb igc igf igg igh igi igk ign igo igs igu ihb ihc ihf ihg ihh ihi ihk ihn iho ihs ihu iib iic iif iih iii iin iio iis iiu ikb ikc ikf iki ikk iko iks iku in- inb inc inf ing inh ini ink inn ino ins inu io- iob ioc iof iog ioh ioi ion ioo ios iou is- isb isc isf isg ish isi isk isn iso iss isu iu- iub iuc iug iui ius kbb kbc kbf kbh kbi kbk kbn kbo kbs kbu kcb kcc kcg kch kci kck kcn kcs kcu kfc kff kfg kfh kfi kfo kfs kfu kgb kgc kgf kgh kgi kgo kgs kgu khf khh khi khk khn kho khs khu kib kic kif kig kih kii kik kin kio kis kiu kkb kkc kkh kki kkk kkn kks kku kn- knc knf kng kni knk knn kno knu kob koc kof kog koh koi kok kon koo kos kou ksb ksc ksf ksg ksh ksi ksk ksn kso kss ksu kub kuc kug kuh kui kuk kun kus kuu n-i nbb nbc nbf nbg nbi nbk nbn nbo nbs nbu ncb ncc ncf ncg nch nci nck ncn nco ncs ncu nfb nfc nff nfi nfk nfn nfo nfs nfu ngb ngc ngf ngg ngh ngi ngk ngn ngo ngs ngu nhb nhc nhf nhg nhh nhi nhk nhn nhs nhu nib nic nif nig nih nii nik nin nio nis niu nkc nkf nki nkk nkn nko nks nku nnb nnc nnf nng nnh nni nnk nnn nno nns nnu no- nob noc nof nog noh noi nok non noo nos nou nsb nsc nsf nsg nsh nsi nsk nsn nso nss nsu nub nuc nug nuh nui nuk nun nuo nus nuu o-i ob- obb obc obf obg obh obi obk obn obo obs obu oc- ocb occ ocf ocg och oci ock ocn oco ocs ocu of- ofb ofc off ofg ofi ofn ofo ofs ofu ogc ogf ogg ogh ogi ogn ogo ogs ohc ohf ohg ohh ohi ohn oho ohs ohu oib oic oif oii oik oin oio ois oiu okb okc okg oki okk oko oks oku on- onb onc onf ong onh oni onk onn ono ons onu oo- oob ooc oof oog ooh ooi ook oon ooo oos os- osb osc osf osg osh osi osk osn oso oss osu ou- ouc ouf ouh oui ouk