-ic b-u bbb bbc bbd bbi bbr bbt bbu bcb bcc bcd bci bcr bct bcu bdb bdc bdd bdi bdr bdt bdu bi- bib bic bid bii bir bit biu brb brd bri brr brt bru btb btc btd bti btr btt btu bub buc bud bui bur but buu c-- cbb cbc cbd cbi cbr cbt cbu ccb ccc ccd cci ccr cct ccu cdb cdc cdd cdi cdr cdt cdu ci- cib cic cid cii cir cit ciu crb crc crd cri crr crt cru ctb ctc ctd cti ctr ctt ctu cub cuc cud cui cur cut cuu dbb dbc dbd dbi dbr dbt dbu dcb dcc dcd dci dcr dct dcu ddb ddc ddd ddi ddr ddt ddu di- dib dic did dii dir dit diu drb drc drd dri drr drt dru dtb dtc dtd dti dtr dtt dtu dub duc dud dui dur dut i-d ibb ibc ibd ibi ibr ibt ibu icb icc icd ici icr ict icu idb idc idd idi idr idt idu iib iic iid iii iir iit iiu ir- irb irc ird iri irr irt iru itb itc itd iti itt itu iu- iub iuc iud iui iur iut rbb rbc rbd rbi rbr rbt rbu rcb rcc rcd rci rcr rct rcu rdb rdc rdd rdi rdr rdt rdu rib ric rid rii rir rit rrb rrc rrd rri rrr rrt rru rtb rtc rtd rti rtr rtt rtu rub ruc rud rui rur rut ruu tbb tbc tbd tbi tbr tbt tbu tcb tcc tcd tci tcr tct tcu tdb tdc tdd tdi tdr tdt tdu tib tic tid tii tir tit tiu trb trc trd tri trr trt tru ttb ttc ttd tti ttr ttt ttu tub tuc tud tui tur tut tuu ubb ubc ubi ubr ubt ubu ucb ucc ucd uci ucr uct ucu udb udc udd udi udr udt udu uib uic uid uii uir uit uiu ur- urb urc urd uri urr urt uru utb utc utd uti utr utt utu uuc uur uut uuu

bbbb bbci bbdd bbrc bcbc bccc bcci bcit bcru bctc bcuc bd-r bdbc bddc bdii bibb bibi bicc bici bidi bidr bidu birb bird biri birr birt biru bitc bitd bitt bitu brcb brdt bric brid brit brrr brtc bruc brud brut btcc btdt btrc btrt bttb bubb bubi bubu bucc buci bucu budb budd budi budu buic buid buir buit buiu bur- burb burd buri burr burt buru but- buti butt c-cd cbbc cbcc cbcr cbct cbcu cbdb cbdc cbdi cbid cbir cbit cbrd cbrt cbtc ccbc cccb cccc ccci cccu ccdc ccdi ccdr ccic ccid ccii ccir ccrc ccri ccrt cctb cctc cctt ccuc ccut cd-r cddb cddr cdic cdii cibc cibi cicc cici cicr cict cicu cidc cidi cidr cidt ciid ciii ciit cirb circ ciri cirr cirt citb citi citt citu ciuc crbc crbu crcc crcr crdc crib cric crit criu crrt crtc crub crud crut ctbi ctic ctrc cub- cubb cubi cucc cuci cudi cui- cuir cuit curb curd curi curr curt cut- cutc cutt dbcc dbit dbtt dcbc dccb dccc dcci dcct dccu dcdb dcii dctc dddd ddrc ddub dibb dici dict didi didu diii dird dirr dirt diti ditt drbc drib dric drit drub drui drut druu dtcc dub- dubb dubc dubu duct dudd dudu duid duir duit duri durt duru duur duut ibid ibrc ibrd ibri ibtb ibtc icbc icbd iccb iccc icci iccr icct iccu icdc icdd icrc icrr icrt icru icub idcr idic idid idir idrc idub iicd iiii iiit iirc iitr iitt iiuc ircc ircd ircu irdc iri- iric irid irrc irri irti itic itri itur iucc iuiu rbbb rbbr rcbc rccb rccc rcdc rcic rcid rcrd rctc rcti rib- ribu ricc rict ridc ridd ridi riri riti ritt ritu rrrr rtcc rtdt rubb rubi rubu ruci ruct rudd rudi ruid ruit rurc rurd ruri ruru ruti rutt rutu ruud tbcb tbcc tbcd tbit tbrb tccc tccu tcdd tctc tddb tdri tibi tibu ticc tidc tidd tiit tiiu tirb tird tiri tirr tiru titc titi titt titu trcc tri- trib tric trit trtc trtr trub truc trud trut truu ttbb tttt tubb tubr tubu tucc tudi tudu tuit tuiu turb turc turd turi turr turt turu tuti tutt tutu ubbi ubic ubid ubii ubir ubit ubud ucbc ucci ucdc ucdd ucrc ucut udbc uddi udic udid udir uirr urbi urci urdu urib uric uriu urri urur urut utid utri utti uttu uuri uuuu

bibic bibri biddu bidri bidur birdu birur bitit bitru bitti bridi britt brrrr brud- bruit bruiu bruri btr-d btr-t bucci bucic bucur buddu budur buici buird burcu burdi buric burri burru burtt buruc burud burut butid butit butut ccccc cccii cciii ccitt cdiii cibir ciric cirr- cirri citr- ciuti cribb cubi- cubic cubit cubub cucui curbi curdi curic curri curti cutcu cuti- cutit d-cru dccic ddc-i ddddd dibri dicit dictu diddu didit ditib dittd ditti dridu druid druri dubbi dubi dubti dubuc ducic duduc durci durtu i-bid ibbur icbrr icici ictic iiiii iitti irbid irbit ircii irid- irrit itbit itdid ittti itu-d itu-r itu-t ituri ituru itutu rcirc ribbi ricci ridic rubbi rubid rucci rudic ruiru ruric rutic ruutu tbird tbtbt tbutt ti-ti tibbi tibbu tibur ticci tirit tirru tirur titcr titii titti tri-d tribu trit- tritt trubu trudi truit ttttt tubi- tubri tucci tuctu tudur turbi turbt turic turid turit turri turtu turut tutti tuubi tuudi tuuri tuuru u-bit u-dub ubirr uitti urbic uric- urric urubu urucu uruit ururi uruti urutu utrdb uttur uturu uuuuu

bbbbbb bibiri bibiru bidbid bircii biribi bittur bribir bribri brubru brutii brutti bububu bucici budici burbur burdit burdur buriti bururi burutu buttir butucu cibiru cirici cirri- cirrid citri- citric ciucci cricut critic cubiti cubitt cubrid cucici cucurb cui-ui curcic cutcut dbcrid ddr-ii didric diduct diii-d druitt dubdub ducici ibicui ibrict icddrb ididit irbidi iridic iritic irridu ittiri iturbi ribbit ribcut ribici rititi rubric rubutu rucici rudrur rurutu tibbit tibiri ticcit ticici tidbit tirbid tirrit titbit titibu