-ic -ji b-u bbb bbc bbi bbk bbn bbu bcb bcc bci bcj bck bcn bcu bcz bi- bib bic bii bij bik bin biu biz bjc bji bjj bjk bjn bju bkb bkc bkk bkn bnb bnc bni bnj bnk bnn bnu bnz bub buc bui buj buk bun buu buz bzn bzu bzz c-- c-j cbb cbc cbi cbj cbk cbn cbu cbz ccb ccc cci ccj cck ccn ccu ccz ci- cib cic cii cij cik cin ciu cjb cjc cjk ckb ckc cki cn- cnb cnc cni cnj cnn cnu cub cuc cui cuk cun cuu cuz cz- czc czj czk ibb ibc ibi ibj ibk ibn ibu ibz icb icc ici icj ick icn icu icz iib iic iii iij iin iiu ijb ijc iji ijk ijn iju ikb ikc iki ikk iku in- inb inc ini inj ink inn inu iu- iub iuc iui iuz izi izu izz j-i j-z jbc jbi jbj jbk jbu jbz jcb jcc jci jck jcu jib jic jii jij jin jiu jiz jjb jjc jjj jjk jju jkb jkk jkn jku jnc jnj jnn jnu jub jui juk jun juz k-z kbb kbc kbi kbk kbn kbu kbz kcb kcc kci kck kcn kcu kib kic kii kij kik kin kiu kiz kjb kjc kji kju kkb kkc kki kkk kkn kku kn- knc kni knk knn knu kub kuc kui kuj kuk kun kuu n-i nbb nbc nbi nbk nbn nbu ncb ncc nci nck ncn ncu nib nic nii nik nin niu niz njc njk njn nju nkc nki nkj nkk nkn nku nnb nnc nni nnk nnn nnu nnz nub nuc nui nuj nuk nun nuu nzb nzi nzz ubb ubc ubi ubk ubn ubu ucb ucc uci ucj uck ucn ucu uib uic uii uin uiu ujc uji ukb ukc uki ukk ukn uku ukz un- unb unc uni unk unn unu uuc uun uuu uzb uzi uzu zbb zbc zib zij zik zin ziz znc znn zub zuc zui zuk zun zuz zzz