-ol b-u bbb bbd bbi bbl bbo bbr bbt bbu bdb bdd bdi bdl bdo bdr bdt bdu bi- bib bid bii bil bio bir bit biu blb bld bli bll blo blr blt blu bob bod boi bol boo bor bot bou brb brd bri brl bro brr brt bru btb btd bti btl bto btr btt btu bub bud bui bul buo bur but buu dbb dbd dbi dbl dbo dbr dbt dbu ddb ddd ddi ddl ddo ddr ddt ddu di- dib did dii dil dio dir dit diu dl- dlb dld dli dll dlo dlr dlt dlu dob dod doi dol doo dor dot dou drb drd dri drl dro drr drt dru dtb dtd dti dtl dto dtr dtt dtu dub dud dui dul duo dur dut i-d ibb ibd ibi ibl ibo ibr ibt ibu idb idd idi idl ido idr idt idu iib iid iii iil iio iir iit iiu il- ilb ild ili ill ilo ilr ilt ilu io- iob iod ioi iol ioo ior iot iou ir- irb ird iri irl iro irr irt iru itb itd iti itl ito itt itu iu- iub iud iui iur iut lbb lbd lbi lbl lbo lbr lbt lbu ldb ldd ldi ldl ldo ldr ldt ldu lib lid lii lil lio lir lit liu llb lld lli lll llo llr llt llu lob lod loi lol loo lor lot lou lrb lrd lri lro lrr lrt lru ltb ltd lti ltl lto ltr ltt ltu lub lud lui lul luo lur lut luu o-i ob- obb obd obi obl obo obr obt obu odb odd odi odl odo odr odt odu oib oid oii oil oio oir oit oiu olb old oli oll olo olt olu oo- oob ood ooi ool ooo oor oot or- orb ord ori orl oro orr ort oru ot- otb otd oti otl oto otr ott otu ou- oud oui oul ouo our out rbb rbd rbi rbl rbo rbr rbt rbu rdb rdd rdi rdl rdo rdr rdt rdu rib rid rii ril rio rir rit rld rli rll rlo rlr rlt rlu rob rod roi rol roo ror rot rou rrb rrd rri rrl rrr rrt rru rtb rtd rti rtl rto rtr rtt rtu rub rud rui ruo rur rut ruu tbb tbd tbi tbl tbo tbr tbt tbu tdb tdd tdi tdl tdo tdr tdt tdu tib tid tii til tio tir tit tiu tld tli tll tlo tlr tlt tlu to- tob tod toi tol too tor tot tou trb trd tri trl tro trr trt tru ttb ttd tti ttl tto ttr ttt ttu tub tud tui tul tuo tur tut tuu ubb ubi ubl ubo ubr ubt ubu udb udd udi udl udo udr udt udu uib uid uii uil uio uir uit uiu ulb uld uli ull ulo ulr ult ulu uob uod uol uoo uor uot ur- urb urd uri url uro urr urt uru utb utd uti utl uto utr utt utu uur uut uuu

bbbb bbdd bbdo bblb bd-r bdii bibb bibi bibl bibo bidi bido bidr bidu bild bili bill bilo bilt bilu bio- bioi biol biot biou birb bird biri birl biro birr birt biru bitd bito bitt bitu blbt bldr blio blir blit blob blod bloo blot blou blub blud blur blut bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boil boit boiu bold boli boll bolo bolt bolu boob bood bool boor boot bor- bord bori boro borr bort boru botb botd boti boto bott boud boul bour bout brdo brdt brid bril brio brit brob brod brol broo bror brot brou brrr brud brut btdt btob btor btrt bttb bubb bubi bubo bubu budb budd budi budl budo budu buid buir buit buiu bulb buld buli bull bult bulu buol bur- burb burd buri burl buro burr burt buru but- buti buto butt d-bo dbit dbtt dddd ddot ddub dibb dibo didi dido didu diii dili dill dilo diol dior diot diou dird dirl dirr dirt diti dito ditt dlbd dlib dlii dlil dlit dobb dobi dobl dobu dod- dodd dodi dodo doid doil doit dold doli doll dolo dolt dolu doob dood dool door doot dord dori doro dorr dort doru dotd doti doto dott doub doud doul dour dout drib dril drit drob drod drol drot drou drub drui drut druu dtor dtot dtrl dub- dubb dubu dudd dudo dudu duid duil duir duit duli dull dulo dult dulu duo- duri duro durt duru duul duur duut ibdo ibid ibot ibrd ibri ibro ibtb ibtl iddo idid idil idio idir idli idol idro idub iduo iiii iiio iiit iioi iioo iitr iitt ilio ilir ilit ill- illd illi illo illt iloo ilot ilud ilut iobi iod- iodd iodo ioii ioio ioit iolo iooi iooo iori ioto irdo iri- irid iril irio irlb irob irod irri irti irul itdo itil itll itoi itol itoo itor itou itri itto itur iuiu lblr lbrt libo libr libu lidb lidl lido liii liir lilb lili lill lilo lilt lilu lio- liod lior lird liri lirl liro lirr lirt liru litb litd liti litl lito litr litt litu liut lldb llll llod lloo llud lob- lobb lobi lobo lodi loid loir loit loiu lold loli loll lolo loob lood lool loor loot lord lori loro lotd loti lotl loto lotr lott loud loui loul lour lout louu lrdd lroi lrrr ltbl ltib lttr ludd ludi ludo luit luli lull lulu lurd luri lurt luti obbo obdt obid obit oblu oboi obol obor obot obri obro obtd odbo oddd oddi odio odir odiu odoo odor odot odou odrl odtu odur oido oiii oirt oiti olbo oldb olib olid olio olit olli ollo olor olot oltu olur oobi oodi ooid oold oolo oooo oord oort ootb orbb orbi orbo orbu ordo ordu ori- orid oril orio orit orlo orlu oro- oror orot orri orro orto orub otbd otit oto- otoo otor otro otti otto