-ol b-u bbb bbi bbl bbn bbo bbr bbu bi- bib bii bil bin bio bir biu biv blb bli bll bln blo blr blu blv bnb bni bnl bnn bno bnr bnu bnv bob boi bol bon boo bor bou bov brb bri brl brn bro brr bru brv bub bui bul bun buo bur buu bvb bvi bvl bvn bvo bvr bvu bvv i-v ibb ibi ibl ibn ibo ibr ibu ibv iib iii iil iin iio iir iiu il- ilb ili ill iln ilo ilr ilu ilv in- inb ini inl inn ino inr inu inv io- iob ioi iol ion ioo ior iou iov ir- irb iri irl irn iro irr iru irv iu- iub iui iur ivb ivi ivl ivo ivr ivu ivv lbb lbi lbl lbo lbr lbu lbv lib lii lil lin lio lir liu liv llb lli lll lln llo llr llu llv lnb lni lnl lnn lno lnr lnu lob loi lol lon loo lor lou lov lrb lri lrn lro lrr lru lrv lub lui lul lun luo lur luu luv lvb lvi lvl lvn lvr lvv n-i nbb nbi nbl nbn nbo nbr nbu nbv nib nii nil nin nio nir niu niv nlb nli nll nln nlo nlr nlu nlv nnb nni nnl nnn nno nnu nnv no- nob noi nol non noo nor nou nov nrb nri nrl nrn nro nrr nru nrv nub nui nul nun nuo nur nuu nuv nvb nvi nvl nvn nvu nvv o-i ob- obb obi obl obn obo obr obu obv oib oii oil oin oio oir oiu oiv olb oli oll oln olo olu on- onb oni onl onn ono onr onu oo- oob ooi ool oon ooo oor oov or- orb ori orl orn oro orr oru orv ou- oui oul oun ouo our ov- ovb ovi ovl ovo ovv rbb rbi rbl rbn rbo rbr rbu rib rii ril rin rio rir riv rli rll rln rlo rlr rlu rnb rni rnn rno rnr rnu rnv rob roi rol ron roo ror rou rov rrb rri rrl rrn rrr rru rub rui run ruo rur ruu ruv rvb rvi rvl rvn rvo rvr rvu rvv ubb ubi ubl ubn ubo ubr ubu ubv uib uii uil uin uio uir uiu ulb uli ull uln ulo ulr ulu ulv un- unb uni unl unn uno unr unu unv uob uol uon uoo uor ur- urb uri url urn uro urr uru uun uur uuu uvb uvl uvo uvu uvv vbi vbl vbo vbr vbv vi- vib vii vil vin vio vir viu viv vl- vlb vll vlo vlv vn- vni vnl vno vnr vnu vnv vob voi vol von voo vor vou vov vrb vri vrn vrr vru vul vur vuv vvb vvi vvo vvr vvv

bbbb bbin bblb bibb bibi bibl bibo biin bili bill bilo bilu bin- bini binn bino binu bio- bioi biol bion biou birb biri birl birn biro birr biru bivi bivl blin blio blir blni blno blob blon bloo blou blub blur bnib bnin bnor bnrr bobb bobi bobo bobu boi- boii boil boin boiu boli boll boln bolo bolu boni bonn bono bonu boob bool boon boor bor- bori born boro borr boru boul boun bour bovi bovo bril brin brio brno brob brol bron broo bror brou brrr brun bruv brvi bubb bubi bubo bubu buin buir buiu bulb buli bull bulu bunb buni bunn buno bunu buol buon bur- burb buri burl burn buro burr buru i-no ibon ibri ibro iiii iiio iino iioi iioo ilin ilio ilir ill- illi illo ilni ilno iloo iluv inbo inni inno innr innu ino- inoi inol inon inor inou inri inro inui inul inun iobi ioii ioio iolo ioni ionn iono iooi iooo iori ioun iri- iril irin irio irlb irob iron irov irri irul irun iuiu iuno ivbv ivin ivon ivor lblr libo libr libu liii liin liir liiv lilb lili lill lilo lilu linn lino lio- lion lior liri lirl lirn liro lirr liru liun livi livo llll lloo lo-v lob- lobb lobi lobo loin loir loiu loli loll lolo loni lono lonr loob lool loon loor lori lorn loro loui loul loun lour louu lovo lroi lron lrrr luin luli lull lulu luni lunn luno luri lurv lvii lviv lvov lvrr n-ii nbbo nibi nibo niir niiu nili nill nilo nilu nini ninl nino nion nioo niou niro niru nirv niur nivo nivr nlrb nnnn nobi nobo nobu noib noil noin noio noir noli noll nolo non- noni nonn nono nonu noo- noob nool noon nooo noor noov nor- norb nori norn noro norr norv noul noun nour nov- novi novo nrlb nron nrrl nubi nubl nuin nuli null nunn nuno nuon nuri nurl nurn nurr nuru nurv nuvo nvir obbo obin oblu oboi obol obon obor obri obro obvi oiii oion olbo olib olin olio olli ollo olon olor olov olur olvi onil onir onni onno onon onor onur oobi oolo oooo orbb orbi orbo orbu ori- oril orin orio orlo orlu orni orno oro- oron oror orri orro orub orvr ouii ouin ouir oulu oun- our- ourn ouro ouu- ovi- ovil ovni ovo- ovol ovon ovoo rbbb rbbr rib- ribo ribu riin rill rilo rilu rinn rino riol rion riou riri rivo rlin rnbr rnin rnli rob- robb robi robo robu roil roin roio roir roiu roll rolo roni rono roob rooi rool roon roor rori roro roru roub roul roun rovi rovo rrrr rrun rubb rubi rubu ruin rull rulo runi runn runo ruri ruro ruru ruun ruvi ruvu ubbi ubbo ubii ubir ubli ublo ubon uirr ulli ullo ullr ulno ulo- ulul ulvi uni- unii unin unio unir univ unlv unni unno unon unov unro uor- uovo urbi urib urin uriu urni uro- urol uroo urri urun urur uulu uuni uuno uuri uuuu uv-b uvri uvvu viii vili vill vilu vini vino vinu viol vion virb viri virl viro virr viru vivi vivo vlli vnir voil