-ic b-u bbb bbc bbe bbi bbk bbn bbo bbs bbt bbu bcb bcc bce bci bck bcn bco bcs bct bcu bcv be- beb bec bee bei bek ben beo bes bet beu bev bi- bib bic bie bii bik bin bio bis bit biu biv bkb bkc bke bkk bkn bko bks bkt bkv bnb bnc bne bni bnk bnn bno bns bnt bnu bnv bob boc boe boi bok bon boo bos bot bou bov bsb bsc bse bsi bsk bsn bso bss bst bsu bsv btb btc bte bti btk btn bto bts btt btu btv bub buc bue bui buk bun buo bus but buu bvb bvc bve bvi bvk bvn bvo bvs bvt bvu bvv c-- cbb cbc cbe cbi cbk cbn cbo cbs cbt cbu cbv ccb ccc cce cci cck ccn cco ccs cct ccu ccv ce- ceb cec cee cei cek cen ceo ces cet ceu cev ci- cib cic cie cii cik cin cio cis cit ciu civ ckb ckc cki cko cks ckt cn- cnb cnc cne cni cnn cno cns cnt cnu cnv co- cob coc coe coi cok con coo cos cot cou cov csb csc cse csi csk csn cso css cst csu csv ctb ctc cte cti ctk ctn cto cts ctt ctu ctv cub cuc cue cui cuk cun cuo cus cut cuu cuv cvb cvc cve cvi cvk cvn cvo cvs cvt cvu cvv ebb ebc ebe ebi ebk ebn ebo ebs ebt ebu ebv ec- ecb ecc ece eci eck ecn eco ecs ect ecu ecv eeb eec eee eek een eeo ees eet eev eib eic eie eii eik ein eio eis eit eiu eiv ekb ekc eke eki eko eks ekt eku ekv en- enb enc ene eni enk enn eno ens ent enu env eo- eob eoc eoe eoi eok eon eoo eos eot eou es- esb esc ese esi esk esn eso ess est esu esv etb etc ete eti etk etn eto ets ett etu etv eu- eub euc eue eui eun eus eut euv evb evc eve evi evn evo evs evt evv i-v ibb ibc ibe ibi ibk ibn ibo ibs ibt ibu ibv icb icc ice ici ick icn ico ics ict icu icv ie- iec iee iei iek ien ies iet iev iib iic iie iii iin iio iis iit iiu ikb ikc ike iki ikk iko iks ikt iku ikv in- inb inc ine ini ink inn ino ins int inu inv io- iob ioc ioe ioi ion ioo ios iot iou iov is- isb isc ise isi isk isn iso iss ist isu isv itb itc ite iti itk itn ito its itt itu itv iu- iub iuc iue iui ius iut ivb ivc ive ivi ivo ivs ivt ivu ivv k-t kbb kbc kbe kbi kbk kbn kbo kbs kbu kcb kcc kce kci kck kcn kcs kct kcu ke- keb kec kee kei kek ken keo kes ket kev kib kic kie kii kik kin kio kis kit kiu kiv kkb kkc kke kki kkk kkn kks kkt kku kkv kn- knc kne kni knk knn kno knt knu kob koc koe koi kok kon koo kos kot kou ksb ksc kse ksi ksk ksn kso kss kst ksu ksv ktb ktc kte ktk ktn kto kts ktt ktu ktv kub kuc kue kui kuk kun kus kut kuu kvb kvi kvk kvn kvo kvs kvv n-i nbb nbc nbe nbi nbk nbn nbo nbs nbt nbu nbv ncb ncc nce nci nck ncn nco ncs nct ncu ncv ne- neb nec nee nei nek nen neo nes net neu nev nib nic nie nii nik nin nio nis nit niu niv nkc nke nki nkk nkn nko nks nkt nku nnb nnc nne nni nnk nnn nno nns nnt nnu nnv no- nob noc noe noi nok non noo nos not nou nov nsb nsc nse nsi nsk nsn nso nss nst nsu nsv ntb ntc nte nti ntk ntn nto nts ntt ntu ntv nub nuc nue nui nuk nun nuo nus nut nuu nuv nvb nvc nve nvi nvk nvn nvt nvu nvv o-i ob- obb obc obe obi obk obn obo obs obt obu obv oc- ocb occ oci ock ocn oco ocs oct ocu ocv oeb oec oee oei oen oeo oes oet oib oic oie oii oik oin oio ois oit oiu oiv okb okc oke oki okk oko oks oku on- onb onc one oni onk onn ono ons ont onu oo- oob ooc ooi ook oon ooo oos oot oov os- osb osc ose osi osk osn oso oss ost osu osv ot- otb otc ote oti otk otn oto ots ott otu otv ou- ouc oue oui ouk oun ouo ous out ov- ovb ovc ove ovi ovo ovs ovv sbb sbc sbe sbi sbk sbn sbo sbs sbt sbu sbv scb scc sce sci sck scn sco scs sct scu scv se- seb sec see sei sek sen seo ses set seu sev sib sic sie sii sik sin sio sis sit siu siv sk- skb skc ske ski skk sko sks skt sku snb snc sne sni snk snn sno sns snt snu snv sob soc soe soi sok son soo sos sot sou sov ss- ssb ssc sse ssi ssk ssn sso sss sst ssu ssv stb stc ste sti stk stn sto sts stt stu stv sub suc sue sui suk sun suo sus sut suu suv svb svc sve svi svk svn svo svs svt svu svv tbb tbc tbe tbi tbk tbn tbo tbs tbt tbu tbv tcb tcc tce tci tck tcn tco tcs tct tcu tcv te- teb tec tee tei tek ten teo tes tet teu tev tib tic tie tii tik tin tio tis tit tiu tiv tkb tkc tke tkk tko tks tkt tnb tnc tne tni tnk tnn tno tns tnt to- tob toc toe toi tok ton