-ic b-u bbb bbc bbd bbe bbh bbi bbk bbn bbo bbs bbu bcb bcc bcd bce bch bci bck bcn bco bcs bcu bdb bdc bdd bde bdh bdi bdk bdo bds bdu be- beb bec bed bee beh bei bek ben beo bes beu bhb bhc bhd bhe bhh bhi bhk bho bhs bhu bi- bib bic bid bie bih bii bik bin bio bis biu bkb bkc bke bkk bkn bko bks bnb bnc bnd bne bni bnk bnn bno bns bnu bob boc bod boe boh boi bok bon boo bos bou bsb bsc bsd bse bsh bsi bsk bsn bso bss bsu bub buc bud bue buh bui buk bun buo bus buu c-- cbb cbc cbd cbe cbh cbi cbk cbn cbo cbs cbu ccb ccc ccd cce cch cci cck ccn cco ccs ccu cdb cdc cdd cde cdh cdi cdk cdn cdo cds cdu ce- ceb cec ced cee ceh cei cek cen ceo ces ceu ch- chb chc chd che chh chi chk chn cho chs chu ci- cib cic cid cie cih cii cik cin cio cis ciu ckb ckc ckd ckh cki cko cks cn- cnb cnc cnd cne cnh cni cnn cno cns cnu co- cob coc cod coe coh coi cok con coo cos cou csb csc csd cse csh csi csk csn cso css csu cub cuc cud cue cuh cui cuk cun cuo cus cuu dbb dbc dbd dbe dbh dbi dbk dbn dbo dbs dbu dcb dcc dcd dce dci dck dcn dco dcs dcu ddb ddc ddd dde ddh ddi ddk ddn ddo dds ddu de- deb dec ded dee deh dei dek den deo des deu dh- dhb dhc dhd dhe dhh dhi dhk dho dhs dhu di- dib dic did die dih dii dik din dio dis diu dkb dkc dke dki dkk dko dks dku dnb dnc dnd dne dnh dni dnk dnn dno dns dob doc dod doe doh doi dok don doo dos dou dsb dsc dsd dse dsh dsi dsk dsn dso dss dsu dub duc dud due duh dui duk dun duo dus ebb ebc ebd ebe ebh ebi ebk ebn ebo ebs ebu ec- ecb ecc ecd ece ech eci eck ecn eco ecs ecu ed- edb edc edd ede edh edi edk edn edo eds edu eeb eec eed eee eek een eeo ees ehb ehc ehd ehe ehh ehi ehn eho ehs ehu eib eic eid eie eii eik ein eio eis eiu ekb ekc ekd eke ekh eki eko eks eku en- enb enc end ene enh eni enk enn eno ens enu eo- eob eoc eod eoe eoh eoi eok eon eoo eos eou es- esb esc esd ese esh esi esk esn eso ess esu eu- eub euc eud eue eui eun eus h-i hbb hbc hbd hbe hbh hbi hbk hbn hbo hbs hbu hcb hcc hcd hce hch hci hck hcn hco hcs hdb hdc hdd hde hdh hdi hdk hdn hdo hds hdu he- heb hec hed hee heh hei hek hen heo hes heu hhb hhc hhd hhe hhh hhi hhk hhn hho hhs hhu hib hic hid hie hih hii hik hin hio his hiu hkb hkd hkh hki hkk hkn hko hks hku hnb hnc hnd hne hnh hnk hnn hno hns hnu hob hoc hod hoe hoh hoi hok hon hoo hos hou hsb hsc hsd hse hsh hsi hsk hsn hss hsu hub huc hud hue huh hui huk hun huo hus huu i-d ibb ibc ibd ibe ibh ibi ibk ibn ibo ibs ibu icb icc icd ice ich ici ick icn ico ics icu idb idc idd ide idh idi idk idn ido ids idu ie- iec ied iee iei iek ien ies ihb ihc ihd ihe ihh ihi ihk ihn iho ihs ihu iib iic iid iie iih iii iin iio iis iiu ikb ikc ike iki ikk iko iks iku in- inb inc ind ine inh ini ink inn ino ins inu io- iob ioc iod ioe ioh ioi ion ioo ios iou is- isb isc isd ise ish isi isk isn iso iss isu iu- iub iuc iud iue iui ius kbb kbc kbd kbe kbh kbi kbk kbn kbo kbs kbu kcb kcc kcd kce kch kci kck kcn kcs kcu kdb kdc kde kdh kdk kdo kds kdu ke- keb kec ked kee keh kei kek ken keo kes khe khh khi khk khn kho khs khu kib kic kid kie kih kii kik kin kio kis kiu kkb kkc kke kkh kki kkk kkn kks kku kn- knc knd kne kni knk knn kno knu kob koc kod koe koh koi kok kon koo kos kou ksb ksc ksd kse ksh ksi ksk ksn kso kss ksu kub kuc kud kue kuh kui kuk kun kus kuu n-i nbb nbc nbd nbe nbi nbk nbn nbo nbs nbu ncb ncc ncd nce nch nci nck ncn nco ncs ncu ndb ndc ndd nde ndh ndi ndk ndn ndo nds ndu ne- neb nec ned nee neh nei nek nen neo nes neu nhb nhc nhd nhe nhh nhi nhk nhn nhs nhu nib nic nid nie nih nii nik nin nio nis niu nkc nke nki nkk nkn nko nks nku nnb nnc nne nnh nni nnk nnn nno nns nnu no- nob noc nod noe noh noi nok non noo nos nou nsb nsc nsd nse nsh nsi nsk nsn nso nss nsu nub nuc nud nue nuh nui nuk nun nuo nus nuu o-i ob- obb obc obd obe obh obi obk obn obo obs obu oc- ocb occ ocd och oci ock ocn oco ocs ocu odb odc odd ode odh odi odn odo ods odu oeb oec oed oee oeh oei oen oeo oes ohc ohd ohe ohh ohi ohn oho ohs ohu oib oic oid oie oii oik oin oio ois oiu okb okc okd oke oki okk oko