-ing bbbb bbch bbci bbin bbng bbrc bbrg bcbc bcbg bccc bcci bcnu bcru bcuc bgun bhcc bhir bhur bhuu bibb bibi bicc bicg bich bici bigb bigc bigg bign bigu bihi bihu biin bin- binc bing binh bini binn binu birb birg biri birn birr biru bnib bnin bnrr brcb bric brig brih brin brrr bruc brug bruh brun bubb bubi bubu bucc buch buci bucu bugg bugh bugi buhi buhr buic buin buir buiu bunb bung buni bunn bunu bur- burb burg burh buri burn burr buru cbbc cbcc cbcn cbcr cbcu cbgb cbir cbrh cbrn ccbc ccbn cccb cccc ccci cccu ccgc cchr ccic ccii ccir ccnb ccnc ccni ccnr ccnu ccrc ccrg ccri ccuc cgcc cgcg chch chci chgb chgn chib chic chig chih chin chir chiu chnb chnc chnr chrb chrc chrn chrr chub chug chui chun chur cibc cibi cicc cich cici cicr cicu cigi cigu cihr ciii cin- cinc cing cini cirb circ cirh ciri cirr ciuc cnbc cnci cngi cnib cnic cnih cnrc cnrr crbc crbu crcc crcr crib cric crig crin criu crub crug crun cub- cubb cubi cucc cuci cucn cui- cuin cuir curb curi curn curr gc-c gcbc gccc gcic gcii gcrg gggg gghg ggrn ghib ghug gibb gibh gicr gigg gigi gign ging gini ginn ginu girg giri girn girr giru giur gncc gngc gnib gnin gnrc gnrr grbr grcc grib gric grig grin grni grrr grub grug grui grun grur gubb gubi gubu guch guci gugb gugg gugh gugi gugu guhr guib guin gung gunn gurb gurg gurh guri gurn gurr guru 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 hiri hirn hiru hrib hrng hrrc hrun hubb hubi huch hucu hugg hugh hugi huhi huhn huhu huib huir hunc hung hunh huni huri hurn hurr huru huub ibrc ibri icbc iccb iccc icci iccn iccr iccu icgc ichc ichi ichr ichu icnb icnc icrc icrr icru icub igbc igcc igni ignu igri ihcc ihrc ihub ihug iiii iirc iiuc incb inch inci incr inig inni innr innu inri inui inun ircc ircg ircu iri- iric irig irin irrc irri irun iucc iuiu n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccr nccu ncgr nchc ncnc ncrc ncri ngic ngri ngur nguu nhcc nhnn nhrc nibi nicc nich nici nicu nigc nigg nigh niir niiu ning ninh nini niru niur nngn nnnn nric nrrc nubc nubi nuch nuci nucu nuhi nuin nunc nung nunn nurc nuri nurn nurr nuru rbbb rbbr rbgh rcbc rccb rccc rcgc rchb rcic rcnr rcrg rgbi rhbg rhcg rhib rhin rhug rhun rib- ribu ricc rich rigg righ rigi rigu riin ring rinn riri rnbr rnin rrrr rrun rubb rubi rubu ruch ruci rugg rugh rugi ruhh ruhi ruhn ruhr ruin runc rung runi runn rurc ruri ruru ruun ubbi ubic ubii ubir ucbc ucci uchi ucin ucrc ugcc ugcg ughi ugni ugri ugur uguu uhuh uirr uncc uncg unch unci ungu uni- unic unii unin unir unni urbi urch urci urgh urgi urgu urib uric urin uriu urni urrh urri urun urur uuni uuri uuuu