-ol b-u bbb bbi bbl bbn bbo bbr bbt bbu bbx bi- bib bii bil bin bio bir bit biu bix blb bli bll bln blo blr blt blu blx bnb bni bnl bnn bno bnr bnt bnu bnx bob boi bol bon boo bor bot bou box brb bri brl brn bro brr brt bru brx btb bti btl btn bto btr btt btu btx bub bui bul bun buo bur but buu bux bxb bxi bxl bxn bxo bxx ibb ibi ibl ibn ibo ibr ibt ibu ibx iib iii iil iin iio iir iit iiu iix il- ilb ili ill iln ilo ilr ilt ilu ilx in- inb ini inl inn ino inr int inu inx io- iob ioi iol ion ioo ior iot iou ir- irb iri irl irn iro irr irt iru irx itb iti itl itn ito itt itu itx iu- iub iui iur iut ixi ixl ixn lbb lbi lbl lbo lbr lbt lbu lbx lib lii lil lin lio lir lit liu lix llb lli lll lln llo llr llt llu lnb lni lnl lnn lno lnr lnt lnu lob loi lol lon loo lor lot lou lox lrb lri lrn lro lrr lrt lru ltb lti ltl lto ltr ltt ltu ltx lub lui lul lun luo lur lut luu lux lxi lxo lxr lxx n-i nbb nbi nbl nbn nbo nbr nbt nbu nbx nib nii nil nin nio nir nit niu nix nlb nli nll nln nlo nlr nlt nlu nlx nnb nni nnl nnn nno nnt nnu no- nob noi nol non noo nor not nou nox nrb nri nrl nrn nro nrr nrt nru nrx ntb nti ntn nto ntr ntt ntu ntx nub nui nul nun nuo nur nut nuu nux nxl nxt o-i ob- obb obi obl obn obo obr obt obu obx oib oii oil oin oio oir oit oiu olb oli oll oln olo olt olu on- onb oni onl onn ono onr ont onu onx oo- oob ooi ool oon ooo oor oot oox or- orb ori orl orn oro orr ort oru orx ot- otb oti otl otn oto otr ott otu ou- oui oul oun ouo our out ox- oxb oxi oxn oxo oxt oxx rbb rbi rbl rbn rbo rbr rbt rbu rbx rib rii ril rin rio rir rit rix rli rll rln rlo rlr rlt rlu rnb rni rnn rno rnr rnt rnu rob roi rol ron roo ror rot rou rox rrb rri rrl rrn rrr rrt rru rtb rti rtl rtn rto rtr rtt rtu rtx rub rui run ruo rur rut ruu rux rxr t-x tbb tbi tbl tbn tbo tbr tbt tbu tib tii til tin tio tir tit tiu tix tli tll tln tlo tlr tlt tlu tlx tnb tni tnl tnn tno tnr tnt tnx to- tob toi tol ton too tor tot tou tox trb tri trl trn tro trr trt tru trx ttb tti ttl ttn tto ttr ttt ttu ttx tub tui tul tun tuo tur tut tuu tux txi txl txn txt txu ubb ubi ubl ubn ubo ubr ubt ubu ubx uib uii uil uin uio uir uit uiu ulb uli ull uln ulo ulr ult ulu un- unb uni unl unn uno unr unt unu unx uob uol uon uoo uor uot uox ur- urb uri url urn uro urr urt uru urx utb uti utl utn uto utr utt utu utx uun uur uut uuu uxb uxo uxr uxt uxu xbl xbr xbx xii xin xio xit xiu xix xlb xli xlr xlt xno xnu xoi xon xoo xor xot xox xrt xrx xti xtr xtx xui xul xun xxi xxl xxo xxx

bbbb bbin bblb bbox bibb bibi bibl bibo biin bili bill bilo bilt bilu bin- bini binn bino bint binu bio- bioi biol bion biot biou biox birb biri birl birn biro birr birt biru birx bito bitt bitu bitx bixi blbt blin blio blir blit blix blni blno blob blon bloo blot blou blub blur blut bnib bnin bnor bnrr bobb bobi bobo bobu boi- boii boil boin boit boiu boli boll boln bolo bolt bolu boni bonn bono bont bonu boob bool boon boor boot boox bor- bori born boro borr bort boru botb boti botn boto bott boul boun bour bout bril brin brio brit brix brno brob brol bron broo bror brot brou brox brrr brun brut brux btob btor btrt bttb bubb bubi bubo bubu buin buir buit buiu buix bulb buli bull bult bulu bunb buni bunn buno bunt bunu buol buon bur- burb buri burl burn buro burr burt buru but- buti buto butt i-no ibon ibot ibox ibri ibro ibtb ibtl iiii iiio iiit iino iioi iioo iitr iitt ilbx ilin ilio ilir ilit ill- illi illo illt ilni ilno iloo ilot ilut ilxx inbo init inni inno innr innu ino- inoi inol inon inor inot inou inox inri inro inti intl intn into intr intu inui inul inun iobi ioii ioio ioit iolo ioni ionn iono iooi iooo iori ioto ioun iri- iril irin irio irix irlb irob iron irri irti irul irun itil itin itll itno itoi itol iton itoo itor itou itri itto itur iuiu iuno ixil ixlu ixxi lblr lbrt libo libr libu libx liii liin liir lilb lili lill lilo lilt lilu linn lino lint linx lio- lion lior liri lirl lirn liro lirr lirt liru litb liti litl lito litr litt litu liun liut lixi lixt lixu llll lloo lob- lobb lobi lobo loin loir loit loiu loix loli loll lolo loni lono lonr lont loob lool loon loor loot lori lorn loro loti lotl loto lotr lott loui loul loun lour lout louu loux lox- loxo lroi lron lrrr ltbl ltib ltnt lttr luin luit luli lull lulu luni lunn luno lunt luri lurt luti luxi luxo lxii lxxi lxxx n-ii nbbo nbti nibi nibo niir niit niiu nili nill nilo nilt nilu nini ninl nino