-ing bbbb bbci bbin bblb bbng bcbc bcbg bccc bcci bccl bcnu bcuc bgun bibb bibi bibl bicc bicg bici bigb bigc bigg bign bigu biin bili bill bilu bilz bin- binc bing bini binn binu binz bizu bizz blcu blic blin bliz blni blub bnib bnin bubb bubi bubu bucc buci bucu bucz bugg bugi buic buin buiu bulb bulg buli bull bulu bulz bunb bung buni bunn bunu bunz buuz buzi buzz bzzz cbbc cbcc cbcl cbcn cbcu cbgb cblb cblc cbln ccbc ccbn cccb cccc ccci cccl cccu ccgc ccic ccii ccil cclc cclg ccli ccnb ccnc ccni ccnu ccuc cgcc cgcg cibc cibi cicc cici cicu cigi cigu ciii cili cill cin- cinc cing cini ciuc clib clic clig clii clin club clun cnbc cnbl cnci cngi cnib cnic cnnz cub- cubb cubi cucc cuci cucn cui- cuil cuin culb culc cull gc-c gcbc gccc gcic gcii gclc ggcl gggg gibb gibz gigg gigi gign gilg gili gill ging gini ginn ginu gizi gizz glbc glcc gli- glib glic glin glub glug glui glun gncc gngc gnib gnin gubb gubi gubu guci gugb gugg gugi gugu guib guil guin gulb guli gull gulu gung gunn gunz gzin icbc iccb iccc icci iccl iccn iccu icgc icll icnb icnc icub iczn igbc igcc igil igli iglu igni ignu iiii iiuc ilbc ilic ilin ill- illi ilni incb inci incl inig inni innu inui inul inun iucc iuiu lbcc lbug lcbc lccc lgbu lgin libc libu ligc ligg ligi lign liig liii liin lilb lilg lili lill lilu linc ling linn linz liun lizi lizl llcc llgc lllc llll luci lugg lugi lugu lugz luin luiz luli lull lulu lulz lung luni lunn luzi n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccu nclc ncln ncnc ngic nguu nibi nicc nici nicl nicu nigc nigg niiu nili nill nilu ning nini ninl nlcc nlgn nlic nngn nnnn nubc nubi nubl nuci nucu nuin nuli null nunc nung nunn nuzi nzcc ubbi ubic ubii ubli ucbc ucci ucil ucin ugcc ugcg ugli ugni uguu ulbc ulcc ulic ulli ulul uncc uncg unci uncl ungu uni- unic unii unin unni unuz uulu uuni uuuu uzbl uzin uzun uzzi zigg zigi zill zinc zing zinn zizi zizz zlib znng zubi zubu zull zulu zulz zuni zunz zuul zuun zuzu zzzz