-ol -up b-p b-u bbb bbd bbe bbl bbo bbp bbt bbu bdb bdd bde bdl bdo bdp bdt bdu be- beb bed bee bel beo bep bet beu blb bld ble bll blo blp blt blu bob bod boe bol boo bop bot bou bpb bpd bpe bpl bpo bpp bpt bpu btb btd bte btl bto btp btt btu bub bud bue bul buo bup but buu dbb dbd dbe dbl dbo dbp dbt dbu ddb ddd dde ddl ddo ddp ddt ddu de- deb ded dee del deo dep det deu dl- dlb dld dle dll dlo dlp dlt dlu dob dod doe dol doo dop dot dou dpb dpd dpe dpl dpo dpp dpt dpu dtb dtd dte dtl dto dtp dtt dtu dub dud due dul duo dup dut ebb ebd ebe ebl ebo ebp ebt ebu ed- edb edd ede edl edo edp edt edu eeb eed eee eel eeo eep eet elb eld ele ell elo elp elt elu eo- eob eod eoe eol eoo eop eot eou ep- epb epd epe epl epo epp ept epu etb etd ete etl eto etp ett etu eu- eub eud eue eul eup eut l-p lbb lbd lbe lbl lbo lbp lbt lbu ldb ldd lde ldl ldo ldp ldt ldu leb led lee lel leo lep let leu llb lld lle lll llo llp llt llu lob lod loe lol loo lop lot lou lpb lpd lpe lpl lpo lpp lpt lpu ltb ltd lte ltl lto ltp ltt ltu lub lud lue lul luo lup lut luu ob- obb obd obe obl obo obp obt obu odb odd ode odl odo odp odt odu oeb oed oee oel oeo oep oet olb old ole oll olo olp olt olu oo- oob ood ool ooo oop oot op- opb opd ope opl opo opp opt ot- otb otd ote otl oto otp ott otu ou- oud oue oul ouo oup out p-p pbb pbd pbe pbl pbo pbp pbt pbu pdb pdd pde pdl pdo pdp pdt pdu peb ped pee pel peo pep pet peu plb pld ple pll plo plp plt plu pob pod poe pol poo pop pot pou ppb ppd ppe ppl ppo ppp ppt ppu pt- ptb ptd pte ptl pto ptp ptt ptu pub pud pue pul pup put puu tbb tbd tbe tbl tbo tbp tbt tbu tdb tdd tde tdl tdo tdp tdt tdu te- teb ted tee tel teo tep tet teu tld tle tll tlo tlp tlt tlu to- tob tod toe tol too top tot tou tpb tpd tpe tpl tpo tpp tpt tpu ttb ttd tte ttl tto ttp ttt ttu tub tud tue tul tuo tup tut tuu ubb ube ubl ubo ubp ubt ubu udb udd ude udl udo udp udt udu ueb ued uee uel uep uet ulb uld ule ull ulo ulp ult ulu uob uod uoe uol uoo uop uot up- upb upd upe upo upp upt upu utb utd ute utl uto utp utt utu uue uut uuu

bbbb bbdd bbdo bbeb bbet bblb bdle bebb bebe bebo bede bedl bedo bedu beeb beed beel beep beet beld bele bell belo belp belt belu beo- beod beot bepo bete beto bett betu blbt bleb bled blee bleo blet bleu blob blod bloo blop blot blou blub blud blue blup blut bobb bobe bobo bobu bodb bode bodo bodu boee boel boeo boep boet bold bole boll bolo bolt bolu boob bood booe bool boop boot bope bopp botb botd bote boto bott boud boue boul boup bout bpel bpoe bpot btbp btdt btlp btob bttb bubb bube bubo bubu budb budd bude budl budo budu buel bueu bulb buld bule bull bult bulu buol but- bute buto butt d-bo dblp dbpd dbtt dddd ddot ddpo ddub debe debt debu dedd dede dedo dedu deeb deed deel deep deet deld dele dell delo delp delt deol deop depe depo depp dept dete deto deue deul deut dlbd dobb dobe dobl dobu dod- dodd dode dodo doel dold dole doll dolo dolp dolt dolu doob dood dool doop doot dope dopo dopp dopt dotd dote doto dott doub doud doue doul doup dout dpdt dpll dtdp dted dtle dtot dtpl dttp dub- dubb dube dubu dudd dude dudo dudu duel duet dule dull dulo dult dulu duo- dupe dupo dute dutp duul duut ebbo ebed ebel eboe ebol eboo ebpo ebul edde eddo eddp ede- edel edle edod edou edup eede eedu eeee eele eete eetu el-b el-p elbe elbo elbu elde eled elee eleo elet elle ello ellu elod elpe elte elto elue elul eode eole eolo eotd eoto epee eple epll epod epol epot eppo eppp epte epub etee etel etoe ette etto ettu eude eule lddp ldeo le-u lebd lebo lebu lede ledo ledt leed leel leep leet lele lell lelo lelu leod leou lepe lepo lepp lept lete leto lett leud lldb lldp llet lleu llll llod lloo llud lob- lobb lobe lobo lode loeb loeu lold lole loll lolo loob lood looe lool loop loot lope lopp lopu lotd lote lotl loto lott loud loue loul loup lout louu lpod lppl lptb ltbl ltee lube ludd lude ludo lued lule lull lulu lupe lupo lupu lute luup o-eo obbo obdt obed obel obet oble oblu oboe obol obot obtd odbo oddd oded odel odeo odet odle odoo odop odot odou odtu oedo oele olbo oldb olde ole- oled oleo olet olle ollo olot olpe oltu oobe oold oolo oooo ootb ootp oped opel opep opet ople opo- oppo opto otbd oted otee otep oto- otoe otoo otpp otte otto ottu oude oued ould oule oulu oupe out- outb oute outo ouu- pbed pblu pebl ped- pede pedo peed peel peep peet pel- pelb pele pell pelo pelt pelu peou pepd pepe pepo pete peto pett peul peut pldt ple- pleb pled plee pleo plet pleu plob plod ploo plop plot plou plpp pltt