-ing bbbb bbch bbci bbin bbng bcbc bcbg bccc bcci bcit bctc bght bhcc bhit bibb bibi bicc bicg bich bici bigb bigc bigg bign bigt bihi biin bin- binc bing binh bini binn bint bitc bith bitt bnib bnin btcc bttb cbbc cbcc cbcn cbct cbgb cbit cbtc ccbc ccbn cccb cccc ccci ccgc ccgt ccic ccii ccnb ccnc ccni cctb cctc cctt cgcc cgcg chch chci chgb chgn chib chic chig chih chin chit chnb chnc chtt cibc cibi cicc cich cici cict cigi ciht ciii ciit cin- cinc cing cini cint citb citg cith citi citt cnbc cnci cngi cnib cnic cnih cntc ctbi ctic cttn gc-c gcbc gccc gcic gcii gctc ggbt gggg gghg ghib ghit gibb gibh gigg gigi gign ging gini ginn gith gncc gngc gnib gnin gnit gnti h-ii hbic hbit hcbc hccb hccc hcch hcgh hchi hcng hggc hgtc hhgg hhhh hi-c hibi hibt hicc hich high higi higt hihc hihi hiht hiit hinc hing hinn hint hitc hiti hitt hntb htcc ibtb ibtc icbc iccb iccc icci iccn icct icgc ichc ichi icnb icnc igbc igcc ight igni ihcc ihit ihtc iiht iiii iiit iitt incb inch inci inig init inni intg inti intn itch itgc ithc itic itin n-ii nbbc nbcc nbci nbic nbti ncbc ncbi nccc ncci nccn ncct nchc ncit ncnc nctc ngic ngtn nhcc nhnn nibi nicc nich nici nigc nigg nigh nigt niht niit ning ninh nini nitb nitc nith niti nngn nnit nnnn nntn ntbc ntcc nthn ntht tbcb tbcc tbit tccc tch- tchh tchi tcnn tctc tgcc tgtc thch thi- thic thig thin thnt thtb tibi ticc tich tigh tigi tiht tiit tinc ting tini tinn tint titc tith titi titt tnbc tncc ttbb ttcn tttt