-ing bbbb bbch bbci bbin bbng bcbc bcbg bccc bcci bcnu bcuc bgun bhcc bhuu bibb bibi bicc bicg bich bici bigb bigc bigg bign bigu bihi bihu biin bin- binc bing binh bini binn binu bnib bnin bubb bubi bubu bucc buch buci bucu bugg bugh bugi buhi 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 chch chci chgb chgn chib chic chig chih chin chiu chnb chnc chub chug chui chun cibc cibi cicc cich cici cicu cigi cigu ciii cin- cinc cing cini ciuc cnbc cnci cngi cnib cnic cnih cub- cubb cubi cucc cuci cucn cui- cuin gc-c gcbc gccc gcic gcii gggg gghg ghib ghug gibb gibh gigg gigi gign ging gini ginn ginu gncc gngc gnib gnin gubb gubi gubu guch guci gugb gugg gugh gugi gugu guib guin gung gunn h-ii hbic hcbc hccb hccc hcch hcgh hchi hcng hggc hhgg hhhh hi-c hibi hibu hicc hich high higi hihc hihi hiiu hinc hing hinn hubb hubi huch hucu hugg hugh hugi huhi huhn huhu huib hunc hung hunh huni huub icbc iccb iccc icci iccn iccu icgc ichc ichi ichu icnb icnc icub igbc igcc igni ignu ihcc ihub ihug iiii iiuc incb inch inci inig inni innu inui inun iucc iuiu n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccu nchc ncnc ngic nguu nhcc nhnn nibi nicc nich nici nicu nigc nigg nigh niiu ning ninh nini nngn nnnn nubc nubi nuch nuci nucu nuhi nuin nunc nung nunn ubbi ubic ubii ucbc ucci uchi ucin ugcc ugcg ughi ugni uguu uhuh uncc uncg unch unci ungu uni- unic unii unin unni uuni uuuu