bbbb bbdd bbdo bbin bd-r bddh bdii bdin bhir bhoi bhor bibb bibi bibo bidi bido bidr bihi biin bin- bind binh bini binn bino bio- bioi bion birb bird biri birn biro birr bivi bnib bnin bnor bnrr bobb bobi bobo bodb bodh bodi bodo bohd bohn boho bohr boi- boid boii boin bond boni bonn bono boob bood booh boon boor bor- bord borh bori born boro borr bovi bovo brdo brid brih brin brio brno brob brod broh bron broo bror brrr brvi d-bo dbrn dddd dhin dhod dhor dhrn dibb dibo didi dido diii diiv din- dinh dini dinn dino dion dior dird dirr divd divi divo dobb dobi dod- dodd dodi dodo dohr doid doin dond doni donn dono donr doob dood doon door dord dori dorn doro dorr dovi drib drih drin drnh drno drob drod droh dron drvn dvdr dvi- dvii dvin dvir dvno dvor h-ii hbio hdiv hdod hdri hhhh hi-v hibi hidi hihi hiho hind hinn hino hiob hird hiri hirn hiro hndd hnoi hobo hodh hodi hodr hohn hoho hoid hoir hond honi hono hood hoon hoor hord hori horn horo horr hovi hrdn hrib hrid hrob hrod hron i-no ibdo ibid ibon ibrd ibri ibro iddo idid idin idio idir idno idon idro idvd ihdr ihob ihrd ihvh iiii iiio iino iioi iioo inbd inbo ind- indi indo inhd inid inni inno innr ino- inoi inon inor inri inro iobi iod- iodd iodo ioii ioio ioni ionn iono iooi iooo iori irdo iri- irid irin irio irob irod iroh iron irov irri ivbv ivdr ivin ivod ivon ivor n-ii nbbo nbhd nddb nddo ndor ndri nhnn nhon nibi nibo nidd nidi nido niir nind ninh nini nino nioh nion nioo niro nirv nivo nivr nndb nnnn nobi nobo nodi nodo nohn noho noib noid noin noio noir non- noni nonn nono noo- noob noon nooo noor noov nor- norb nord nori norn noro norr norv nov- novi novo nron nrrd nvir obbo obid obin oboi obon obor obrh obri obro obvi odbo oddd oddi odin odio odir odnb odoh odon odoo odor ohhi ohho ohid ohio ohno ohob ohoh ohrn oido oiii oion ondi ondo onir onni onno onod onon onor oobi oodi ooho ooid oooh oooo oord orbb orbi orbo ordn ordo ori- orid orin orio orni orno oro- oron oror orri orro orvr ovhd ovi- ovid ovni ovo- ovod ovon ovoo rbbb rbbr rboh rdio rhib rhin rhio rhob rhod rhoh rhon rib- ribo ridd ridi rido riho riin rind rinn rino rion riri rivo rnbr rnin rnod rob- robb robi robo rodd rodi rodo rohn rohr roid roin roio roir rond roni rono roob rood rooi roon roor rori roro rovi rovo rrrr rvvh vdio vhhh vidi vido vihi viii vind vinh vini vino vion virb viri viro virr vivi vivo vnir vodo voho void voin voio voir vond voni vonn voor vor- vord vori voro vrdi vrin vrio vrnn vron vvob vvvv