-ing bbbb bbci bbin bbng bcbc bcbg bccc bcci bcnu bcuc bgun bibb bibi bicc bicg bici bigb bigc bigg bign bigu biin bin- binc bing bini binn binu bnib bnin bubb bubi bubu bucc buci bucu bugg bugi buic buin buiu bunb bung buni bunn bunu cbbc cbcc cbcn cbcu cbgb ccbc ccbn cccb cccc ccci cccu ccgc ccic ccii ccnb ccnc ccni ccnu ccuc cgcc cgcg cibc cibi cicc cici cicu cigi cigu ciii cin- cinc cing cini ciuc cnbc cnci cngi cnib cnic cub- cubb cubi cucc cuci cucn cui- cuin gc-c gcbc gccc gcic gcii gggg gibb gigg gigi gign ging gini ginn ginu gncc gngc gnib gnin gubb gubi gubu guci gugb gugg gugi gugu guib guin gung gunn icbc iccb iccc icci iccn iccu icgc icnb icnc icub igbc igcc igni ignu iiii iiuc incb inci inig inni innu inui inun iucc iuiu n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccu ncnc ngic nguu nibi nicc nici nicu nigc nigg niiu ning nini nngn nnnn nubc nubi nuci nucu nuin nunc nung nunn ubbi ubic ubii ucbc ucci ucin ugcc ugcg ugni uguu uncc uncg unci ungu uni- unic unii unin unni uuni uuuu