-ji b-u bbb bbi bbn bbs bbu bi- bib bii bij bin bis biu bji bjj bjn bjs bju bnb bni bnj bnn bns bnu bsb bsi bsj bsn bss bsu bub bui buj bun bus buu ibb ibi ibj ibn ibs ibu iib iii iij iin iis iiu ijb iji ijn ijs iju in- inb ini inj inn ins inu is- isb isi isj isn iss isu iu- iub iui ius j-i jbi jbj jbs jbu jib jii jij jin jis jiu jjb jjj jjs jju jnj jnn jns jnu jsb jsi jsj jsn jss jsu jub jui jun jus n-i nbb nbi nbn nbs nbu nib nii nin nis niu njn njs nju nnb nni nnn nns nnu nsb nsi nsn nss nsu nub nui nuj nun nus nuu sbb sbi sbj sbn sbs sbu sib sii sij sin sis siu sjb sji sjj sjs sju snb sni snj snn sns snu ss- ssb ssi ssj ssn sss ssu sub sui sun sus suu ubb ubi ubn ubs ubu uib uii uin uis uiu uji ujs un- unb uni unn uns unu usb usi usj usn uss usu uun uus uuu