b-u bbb bbd bbi bbn bbo bbr bbu bdb bdd bdi bdo bdr bdu bdv bi- bib bid bii bin bio bir biu biv bnb bnd bni bnn bno bnr bnu bnv bob bod boi bon boo bor bou bov brb brd bri brn bro brr bru brv bub bud bui bun buo bur buu bvb bvd bvi bvn bvo bvr bvu bvv dbb dbd dbi dbn dbo dbr dbu dbv ddb ddd ddi ddn ddo ddr ddu di- dib did dii din dio dir diu div dnb dnd dni dnn dno dnr dob dod doi don doo dor dou dov drb drd dri drn dro drr dru drv dub dud dui dun duo dur duv dvb dvd dvi dvn dvr dvu i-d i-v ibb ibd ibi ibn ibo ibr ibu ibv idb idd idi idn ido idr idu idv iib iid iii iin iio iir iiu in- inb ind ini inn ino inr inu inv io- iob iod ioi ion ioo ior iou iov ir- irb ird iri irn iro irr iru irv iu- iub iud iui iur ivb ivd ivi ivo ivr ivu ivv n-i nbb nbd nbi nbn nbo nbr nbu nbv ndb ndd ndi ndn ndo ndr ndu ndv nib nid nii nin nio nir niu niv nnb nni nnn nno nnu nnv no- nob nod noi non noo nor nou nov nrb nrd nri nrn nro nrr nru nrv nub nud nui nun nuo nur nuu nuv nvb nvd nvi nvn nvu nvv o-i ob- obb obd obi obn obo obr obu obv odb odd odi odn odo odr odu odv oib oid oii oin oio oir oiu oiv on- onb ond oni onn ono onr onu oo- oob ood ooi oon ooo oor oov or- orb ord ori orn oro orr oru orv ou- oud oui oun ouo our ov- ovb ovd ovi ovo ovv rbb rbd rbi rbn rbo rbr rbu rdb rdd rdi rdn rdo rdr rdu rdv rib rid rii rin rio rir riv rnb rnd rni rnn rno rnr rnu rnv rob rod roi ron roo ror rou rov rrb rrd rri rrn rrr rru rub rud rui run ruo rur ruu ruv rvb rvd rvi rvn rvo rvr rvu rvv ubb ubi ubn ubo ubr ubu ubv udb udd udi udn udo udr udu udv uib uid uii uin uio uir uiu un- unb und uni unn uno unr unu unv uob uod uon uoo uor ur- urb urd uri urn uro urr uru uun uur uuu uvb uvo uvu uvv vbd vbi vbo vbr vbv vdb vdd vdi vdo vdr vdu vdv vi- vib vid vii vin vio vir viu viv vn- vnd vni vno vnr vnu vnv vob vod voi von voo vor vou vov vrb vrd vri vrn vrr vru vur vuv vvb vvi vvo vvr vvv

bbbb bbdd bbdo bbin bd-r bdii bdin bibb bibi bibo bidi bido bidr bidu biin bin- bind bini binn bino binu bio- bioi bion biou birb bird biri birn biro birr biru bivi bnib bnin bnor bnrr bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boin boiu bond boni bonn bono bonu boob bood boon boor bor- bord bori born boro borr boru boud boun bour bovi bovo brdo brid brin brio brno brob brod bron broo bror brou brrr brud brun bruv brvi bubb bubi bubo bubu budb budd budi budo budu buid buin buir buiu bunb bund buni bunn buno bunu buon bur- burb burd buri burn buro burr buru buvd bvdu d-bo dbrn dddd ddub dibb dibo didi dido didu diii diiv din- dini dinn dino dinu dion dior diou dird dirr divd divi divo dobb dobi dobu dod- dodd dodi dodo doid doin dond doni donn dono donr doob dood doon door dord dori dorn doro dorr doru doub doud doun dour dovi drib drin drno drob drod dron drou drub drui druu druv drvn dub- dubb dubu dudd dudo dudu duid duin duir dunn duno duo- duon duri durn duro duru duur dvdr dvi- dvii dvin dvir dvno dvor i-no ibdo ibid ibon ibrd ibri ibro iddo idid idin idio idir idno idon idro idub idun iduo idvd iiii iiio iino iioi iioo inbd inbo ind- indi indo indu inid inni inno innr innu ino- inoi inon inor inou inri inro inui inun iobi iod- iodd iodo ioii ioio ioni ionn iono iooi iooo iori ioun irdo iri- irid irin irio irob irod iron irov irri irun iuiu iuno ivbv ivdr ivin ivod ivon ivor n-ii nbbo nddb nddo ndor ndri nibi nibo nidd nidi nido niir niiu nind nini nino nion nioo niou niro niru nirv niur nivo nivr nndb nnnn nobi nobo nobu nodi nodo nodu noib noid noin noio noir non- noni nonn nono nonu noo- noob noon nooo noor noov nor- norb nord nori norn noro norr norv noun nour nov- novi novo nron nrrd nubi nudd nudi nudo nuin nunn nuno nuon nurd nuri nurn nurr nuru nurv nuvo nvir obbo obid obin oboi obon obor obri obro obvi odbo oddd oddi odin odio odir odiu odnb odon odoo odor odou odur oido oiii oion ondi ondo onir onni onno onod onon onor onur oobi oodi ooid oooo oord orbb orbi orbo orbu ordn ordo ordu ori- orid orin orio orni orno oro- oron oror orri orro orub orvr ouii ouin ouir oun- ound our- ourn ouro ouu- ovi- ovid ovni ovo- ovod ovon ovoo rbbb rbbr rdio rib- ribo ribu ridd ridi rido riin rind rinn rino rion riou riri rivo rnbr rnin rnod rob- robb robi robo robu rodd rodi rodo roid roin roio roir roiu rond roni rono roob rood rooi roon roor rori roro roru roub roud roun rovi rovo rrrr rrun rubb rubi rubu rudd rudi rudo ruid ruin rund runi runn runo rurd ruri ruro ruru ruud ruun ruvi ruvu ubbi ubbo ubid ubii ubir ubod ubon ubud uddi udid udin udir udon udoo udun uirr unbd undi undo uni-