bbbb bbin bibb bibi bibo biin bimo bin- bini binn bino bint binu bio- bioi bion biot biou birb biri birn biro birr birt biru bito bitt bitu bmir bmmi bnib bnim bnin bnor bnrr bntm bobb bobi bobo bobu boi- boii boim boin boit boiu bomb bomi bomt bomu boni bonn bono bont bonu boob boom boon boor boot bor- bori borm born boro borr bort boru botb boti botn boto bott boum boun bour bout brim brin brio brit brno brob brom bron broo bror brot brou brrm brrr brum brun brut btob btor btrt bttb bubb bubi bubo bubu buin buir buit buiu bum- bumb bunb buni bunn buno bunt bunu buon bur- burb buri burm burn buro burr burt buru but- buti buto butt i-no ibbm ibim ibon ibot ibri ibro ibtb iiii iiio iiit iinm iino iioi iioo iitm iitr iitt iium imbi imin imir imit immi immo immt imno imon imou imri imro imrr imto imun inbo init inni inno innr innu ino- inoi inon inor inot inou inri inro inti intn into intr intu inui inun iobi ioii ioio ioit iomo ioni ionn iono iooi iooo iori ioto ioun irbm iri- irin irio irmo irob iron irri irti irun itim itin itmo itno itoi iton itoo itor itou itri itto itum itur iuiu iuno mbim mbio mbou miii miin miio miit mim- mimi mimo mini minn mino mint minu mio- mion miri miro mirr mirt miru mit- mitb miti mitm mito mitt mitu miui mmii mmmm mmor mmun mnbb mnin mntb mntn mobb mobi mobo moii moin moio moir moit momi momo momu mon- moni monn mono mont monu moob moon moor moot morb mori morn moro mort moru motb moti motm moto mott motu moun mour mout mrbb mrbm mron mrtm mrtn mrtt mtbo mtnt mtom mtor mtrr mttr mubi mubo muin muir muit mumm mumo mumu muni munn muno munt munu muon muri murn muro murr murt muru muti muto mutt mutu muut n-ii nbbo nbti nibi nibm nibo niir niit niiu nimb nimi nimo nimr nimt nimu nini nino nion nioo niou niro nirt niru nitb niti nito nitr niur nmit nmnt nmon nmri nmtb nnit nnmt nnnn nnot nntn nobi nobm nobo nobu noib noin noio noir noit nom- nomi nomo nomu non- noni nonn nono nont nonu noo- noob noon nooo noor noot nor- norb nori norm norn noro norr nort not- noti noto nott noun nour nout nron ntnu ntru nttm ntto nttr ntui nubi nuim nuin nuit numb numi numm numt numu nunn nuno nunt nuon nuri nurn nurr nurt nuru nutt nutu obbo obin obit oboi obon obor obot obri obro oiii oimb oint oion oirt oiti oium ombo ombu omim omin omio omit omn- omni omo- omoi omon omoo omor omri omro omuo onir onit onni onno onon onor ont- onti onto onur onut oobi oont oooo oort ootb orbb orbi orbo orbu ori- orin orio orit ormn ormo orni orno oro- orom oron oror orot orri orro orto orub orum otin otit oto- oton otoo otor otro otti otto ottu otur ouii ouin ouir ouit oumi oun- our- ourn ouro ourt out- outb outi outo ouu- rbbb rbbr rib- ribo ribu riin rimi rimm rimo rimu rinn rino riom rion riot riou riri riti rito ritt ritu rmon rmtu rnbr rnin rnnt rnot rnut rob- robb robi robo robt robu roin roio roir roit roiu romb romi romm romo roni rono ront roob rooi room roon roor root rori roro rort roru roti rotn roto rotr rott roub roum roun rout rrrr rrum rrun rtmi rubb rubi rubu ruin ruit rumb rumi rumm rumo rumt runi runn runo runt ruri ruro ruru ruti ruto rutt rutu ruun t-mo tbit tbrb tibi tibu tiit tiiu timi timm timn timo timu tini tinn tino tint tinu tion tiou tirb tiri tiro tirr tiru titi tito titt titu tium tmbr tmnt tmou tmro tmtt tnut tobi tobo tobt tobu toit tomb tomi tomm tomo tomt tonb toni tonn tono tonu toom toon toor toot tori torm torn toro torr tort toru toti totm toto totr tott toui toum toun tour tout tri- trib trim trin trio trit trmb trmi trmu trno troi trom tron troo trot trou trtr trub trun trut truu ttbb ttim tton tttt tubb tubo tubr tubu tuim tuin tuit tuiu tumb tumi tumu tunb tuni tunn tuno tunu tuor turb turi turm turn turo turr turt turu tuti tuto tutt tutu tuum tuuo ubbi ubbo ubii ubir ubit ubon uint uirr umb- umbi umbo umit ummo umno umor umri umut uni- unii unin unio unir unit unmr unni unno unon unro untb unto unum unut uomo uor- urbi urib urim urin uriu urmi urni uro- urom uroo urri urum urun urur urut utin utmb utor utri utti utto uttu uuni uuno uuri uuuu