bbbb bbci bbin bblb bcbc bccc bcci bccl bcnu bcuc bibb bibi bibl bicc bici biin biji bijl biju bili bill bilu bin- binc bini binn binu bjcc bjni blcu blic blin blni blub bnib bnin bubb bubi bubu bucc buci bucu buic buin buiu buji buju bulb buli bull bulu bunb buni bunn bunu cbbc cbcc cbcl cbcn cbcu cblb cblc cbln ccbc ccbn cccb cccc ccci cccl cccu ccic ccii ccil cclc ccli ccnb ccnc ccni ccnu ccuc cibc cibi cicc cici cicu ciii cili cill cin- cinc cini ciuc cjbc cjcb cjcj cjcl cjic cjli cjnb cjul cjun clib clic clii clin club cluj clun cnbc cnbl cnci cnib cnic cnnj cub- cubb cubi cucc cuci cucn cui- cuil cuin cuju culb culc cull icbc iccb iccc icci iccl iccn iccu icll icnb icnc icub iiii iiuc ijji ijui ijun ilbc ilic ilin ill- illi ilni incb inci incj incl inji inju inni innu inui inul inun iucc iuiu jcbc jccc jcci jibb jibi jiji jiju jili jill jilu jini jinn jjcc jlin jnlc jubu jucu juin juju juli junb junc juni junu juul lbcc lcbc lccc libc libu liii liin lij- lilb lili lill lilu linc linn liun llcc lllc llll luci luin luju luli lull lulu luni lunn n-ii nbbc nbbj nbcc nbci nbic ncbc ncbi nccc ncci nccn nccu nclc ncln ncnc nibi nicc nici nicl nicu niiu niji nili nill nilu nini ninl nlcc nlic nnnn nubc nubi nubl nuci nucu nuin nuli null nunc nunn ubbi ubic ubii ubli ucbc ucci ucil ucin ulbc ulcc ulic ulli ulul uncc unci uncl uni- unic unii unin unji unni uulu uuni uuuu