-ic -ji bbb bbc bbe bbi bbk bbn bbs bbt bcb bcc bce bci bcj bck bcn bcs bct be- beb bec bee bei bek ben bes bet bi- bib bic bie bii bij bik bin bis bit bjc bji bjj bjk bjn bjs bjt bkb bkc bke bkk bkn bks bkt bnb bnc bne bni bnj bnk bnn bns bnt bsb bsc bse bsi bsj bsk bsn bss bst btb btc bte bti btk btn bts btt c-- c-j cbb cbc cbe cbi cbj cbk cbn cbs cbt ccb ccc cce cci ccj cck ccn ccs cct ce- ceb cec cee cei cej cek cen ces cet ci- cib cic cie cii cij cik cin cis cit cjb cjc cjk cjs ckb ckc cki cks ckt cn- cnb cnc cne cni cnj cnn cns cnt csb csc cse csi csj csk csn css cst ctb ctc cte cti ctk ctn cts ctt ebb ebc ebe ebi ebj ebk ebn ebs ebt ec- ecb ecc ece eci ecj eck ecn ecs ect eeb eec eee eek een ees eet eib eic eie eii eij eik ein eis eit ejc eji ejt ekb ekc eke eki eks ekt en- enb enc ene eni enk enn ens ent es- esb esc ese esi esk esn ess est etb etc ete eti etj etk etn ets ett ibb ibc ibe ibi ibj ibk ibn ibs ibt icb icc ice ici icj ick icn ics ict ie- iec iee iei iej iek ien ies iet iib iic iie iii iij iin iis iit ijb ijc ije iji ijk ijn ijs ijt ikb ikc ike iki ikk iks ikt in- inb inc ine ini inj ink inn ins int is- isb isc ise isi isj isk isn iss ist itb itc ite iti itj itk itn its itt j-i jbc jbi jbj jbk jbs jbt jcb jcc jce jci jck jcs jct jeb jec jee jei jej jek jen jes jet jib jic jie jii jij jin jis jit jjb jjc jjj jjk jjs jkb jkk jkn jks jkt jnc jne jnj jnn jns jnt jsb jsc jse jsi jsj jsk jsn jss jst jtb jtc jte jti jtk jtn jts jtt k-t kbb kbc kbe kbi kbk kbn kbs kcb kcc kce kci kck kcn kcs kct ke- keb kec kee kei kek ken kes ket kib kic kie kii kij kik kin kis kit kjb kjc kje kji kjs kkb kkc kke kki kkk kkn kks kkt kn- knc kne kni knk knn knt ksb ksc kse ksi ksk ksn kss kst ktb ktc kte ktj ktk ktn kts ktt n-i nbb nbc nbe nbi nbk nbn nbs nbt ncb ncc nce nci nck ncn ncs nct ne- neb nec nee nei nej nek nen nes net nib nic nie nii nik nin nis nit njc nje njk njn njs nkc nke nki nkj nkk nkn nks nkt nnb nnc nne nni nnk nnn nns nnt nsb nsc nse nsi nsk nsn nss nst ntb ntc nte nti ntk ntn nts ntt sbb sbc sbe sbi sbj sbk sbn sbs sbt scb scc sce sci scj sck scn scs sct se- seb sec see sei sej sek sen ses set sib sic sie sii sij sik sin sis sit sjb sjc sje sji sjj sjk sjs sjt sk- skb skc ske ski skj skk sks skt snb snc sne sni snj snk snn sns snt ss- ssb ssc sse ssi ssj ssk ssn sss sst stb stc ste sti stj stk stn sts stt tbb tbc tbe tbi tbj tbk tbn tbs tbt tcb tcc tce tci tcj tck tcn tcs tct te- teb tec tee tei tej tek ten tes tet tib tic tie tii tik tin tis tit tjc tje tji tjs tkb tkc tke tkk tks tkt tnb tnc tne tni tnk tnn tns tnt tsb tsc tse tsi tsj tsk tsn tss tst ttb ttc tte tti ttk ttn tts ttt