-hou bbbb bbch bbci bbdd bbdo bbin bcbc bccc bcci bchd bcnu bcuc bdbc bddc bddh bdii bdin bhcc bhoi bhuu bibb bibi bibo bicc bich bici bico bidi bido bidu bihi bihu biin bin- binc bind binh bini binn bino binu bio- bioc bioi bion biou bnib bnin bnoc bobb bobi bobo bobu boch boco bocu bodb bodh bodi bodo bodu bohd bohn boho bohu boi- boid boii boin boiu bonc bond boni bonn bono bonu boob booc bood booh boon boud bouh boun bubb bubi bubo bubu bucc buch buci buco bucu budb budd budi budo budu buhi buho buic buid buin buiu bunb bund buni bunn buno bunu buon c-bo c-cd cbbc cbcc cbcn cbcu cbdb cbdc cbdi cbdn cbdo cbid cbnd ccbc ccbn cccb cccc ccci cccu ccdc ccdh ccdi ccdn ccic ccid ccii ccnb ccnc ccni ccnu ccob ccoc ccod ccuc cddb cdic cdii cdio cdnb cdnc cdon chch chci chdi chib chic chid chih chin chiu chnb chnc chno choc chod choh choi chon choo chou chub chud chui chun cibc cibi cibo cicc cich cici cico cicu cidc cidi ciid ciii cin- cinc cind cini cino ciob cion ciuc cnbc cnci cnco cndd cnib cnic cnid cnih cnoh cobb cobh cobi cobo cobu coch coco cocu codd codi cohn coho coin con- conc cond coni conn cono coob cood cooh coon coub coud coun cub- cubb cubi cucc cuci cucn cudi cui- cuin cund cuno cuon d-bo dbcc dcbc dccb dccc dcci dccu dcdb dcii dcio dcon dddd ddoc ddub dhin dhod dhun dibb dibo dich dici dico didi dido didu dihu diii din- dinc dinh dini dinn dino dinu dioc dion diou dnic dnoc dobb dobi dobu doch doci doco docu dod- dodd dodi dodo dohc doid doin donc dond doni donn dono doob dood doon doub douc doud doun dub- dubb dubc dubh dubu duch duco dudd dudo dudu duhu duid duin dunc dunn duno duo- duon h-ii hbcd hbic hbio hboc hcbc hccb hccc hcch hchi hdci hdoc hdod hhhh hi-c hibi hibu hicc hich hico hidi hihc hihi hiho hiiu hinc hind hinn hino hiob hioc hndd hnoi hobo hoch hocn hodh hodi hohn hoho hoid hond honi hono honu hood hoon houd hubb hubi hubo huch hucu hudd hudi hudo hudu huhi huhn huhu huib huid hunc hund hunh huni huon huub i-no ibdo ibid ibon icbc icbd iccb iccc icci iccn icco iccu icdc icdd ichc ichd ichi icho ichu icnb icnc icoc icod icon icub iddo idic idid idin idio idno idoc idon idub idun iduo ihcc ihob ihub ihud ihuo iicd iiii iiio iino iioi iioo iiuc inbd inbo incb incd inch inci inco ind- indc indi indo indu inhd inid inni inno innu ino- inoi inon inou inui inun iobi ioci iod- iodd iodo ioii ioio ioni ionn iono iooi iooo ioun iucc iuiu iuno n-ii nbbc nbbo nbcc nbci nbco nbhd nbic ncbc ncbi nccc ncci nccn nccu ncdc ncdn ncdu nchc nchd ncid ncnc ncnd ncoc ndcc nddb nddo ndic ndoc nhcc nhnn nhon nibi nibo nicc nicd nich nici nico nicu nidd nidi nido niiu nind ninh nini nino nioh nion nioo niou nndb nnnn nobc nobi nobo nobu noch noci noco nodi nodo nodu nohn noho noib noid noin noio non- noni nonn nono nonu noo- noob noon nooo nouh noun nubc nubi nuch nuci nucu nudc nudd nudi nudo nuhi nuin nunc nunn nuno nuoc nuon obbo obid obin oboi obon obuh ocbc occc occi occn ochi ocin ocon odbo odci oddd oddi odic odin odio odiu odnb odoh odon odoo odou ohcc ohhi ohho ohid ohio ohno ohob ohoh oici oido oiii oion onc- oncd onco ondi ondo onic onni onno onod onon oobi oodi ooho ooid oooh oooo oucc ouch oudc oudh ouii ouin oun- ound ouu- ubbi ubbo ubic ubid ubii uboc ubod ubon ubud ucbc ucci ucdc ucdd uchi ucho ucin ucio ucon udbc uddi udic udid udin udoh udon udoo udun uh-d uhid uhno uhoh uhuh unbd uncc unch unci unco undi undo uni- unic unii unin unio unni unno unon uocc uuni uuno uuoc uuuu