-ic b-u bbb bbc bbi bbl bbr bbt bbu bcb bcc bci bcl bcr bct bcu bi- bib bic bii bil bir bit biu blb blc bli bll blr blt blu brb bri brl brr brt bru btb btc bti btl btr btt btu bub buc bui bul bur but buu c-- cbb cbc cbi cbl cbr cbt cbu ccb ccc cci ccl ccr cct ccu ci- cib cic cii cil cir cit ciu cl- clb clc cli cll clr clt clu crb crc cri crl crr crt cru ctb ctc cti ctl ctr ctt ctu cub cuc cui cul cur cut cuu ibb ibc ibi ibl ibr ibt ibu icb icc ici icl icr ict icu iib iic iii iil iir iit iiu il- ilb ilc ili ill ilr ilt ilu ir- irb irc iri irl irr irt iru itb itc iti itl itt itu iu- iub iuc iui iur iut lbb lbc lbi lbl lbr lbt lbu lcb lcc lci lcl lcr lct lcu lib lic lii lil lir lit liu llb llc lli lll llr llt llu lrb lrc lri lrr lrt lru ltb ltc lti ltl ltr ltt ltu lub luc lui lul lur lut luu rbb rbc rbi rbl rbr rbt rbu rcb rcc rci rcl rcr rct rcu rib ric rii ril rir rit rlc rli rll rlr rlt rlu rrb rrc rri rrl rrr rrt rru rtb rtc rti rtl rtr rtt rtu rub ruc rui rur rut ruu tbb tbc tbi tbl tbr tbt tbu tcb tcc tci tcl tcr tct tcu tib tic tii til tir tit tiu tlc tli tll tlr tlt tlu trb trc tri trl trr trt tru ttb ttc tti ttl ttr ttt ttu tub tuc tui tul tur tut tuu ubb ubc ubi ubl ubr ubt ubu ucb ucc uci ucl ucr uct ucu uib uic uii uil uir uit uiu ulb ulc uli ull ulr ult ulu ur- urb urc uri url urr urt uru utb utc uti utl utr utt utu uuc uur uut uuu

bbbb bbci bblb bbrc bcbc bccc bcci bccl bcit bcru bctc bcuc bibb bibi bibl bicc bici bili bill bilt bilu birb biri birl birr birt biru bitc bitt bitu blbt blcu blic blir blit blrc blub blur blut brcb bric bril brit brrr brtc bruc brut btcc btcl btrc btrt bttb bubb bubi bubu bucc buci bucu buic buir buit buiu bulb buli bull bult bulu bur- burb buri burl burr burt buru but- buti butt cbbc cbcc cbcl cbcr cbct cbcu cbir cbit cblb cblc cbrl cbrt cbtc cbtl ccbc cccb cccc ccci cccl cccu ccic ccii ccil ccir cclc ccli ccrc ccri ccrl ccrt cctb cctc cctl cctt ccuc ccut cibc cibi cicc cici cicr cict cicu ciii ciit cili cill cilt cirb circ ciri cirl cirr cirt citb citi citl citt citu ciuc clib clic clii clir clit clri cltb cltc club clut crbc crbu crcc crcr crib cric crit criu crrt crtc crtl crub crut ctbi ctic ctrc ctrl cub- cubb cubi cucc cuci cui- cuil cuir cuit culb culc cull cult curb curi curl curr curt cut- cutc cutt ibrc ibri ibtb ibtc ibtl icbc iccb iccc icci iccl iccr icct iccu icll iclr icrc icrr icrt icru icub iiii iiit iirc iitr iitt iiuc ilbc ilic ilir ilit ill- illi illt ilut ircc ircu iri- iric iril irlb irrc irri irti irul itic itil itll itri itur iucc iuiu lbcc lblr lbrt lcbc lccc lcrl lctl libc libr libu licr lict liii liir lilb lili lill lilt lilu lirc liri lirl lirr lirt liru litb liti litl litr litt litu liut llcc lllc llll lric lrrc lrrr ltbl ltcc ltci ltib lttc lttr ltuc luci luit luli lull lulu luri lurt luti rbbb rbbr rbcl rcbc rccb rccc rcic rctc rcti rib- ribu ricc rict rill rilu riri riti ritl ritt ritu rrrr rtcc rtlt rubb rubi rubu ruci ruct ruit rull rurc ruri ruru ruti rutl rutt rutu tbcb tbcc tbil tbit tbrb tccc tccu tctc tcul tibi tibu ticc tiit tiiu till tilr tilt tirb tiri tirl tirr tiru titc titi titt titu tlli trcc trcl tri- trib tric tril trit trtc trtr trub truc trut truu ttbb tttt ttul tubb tubr tubu tucc tuil tuit tuiu tuli tull tulu turb turc turi turr turt turu tuti tutl tutt tutu ubbi ubic ubii ubir ubit ubli ucbc ucci ucil ucrc ucut uirr ulbc ulcc ulic ulli ullr ulti ultt ulul urbi urci urib uric uriu urri urur urut util utri utti uttu uulu uuri uuuu

bibic bibri bilbi bili- bilic billi billu bilut birur bitit bitru bitti blirt blitt blurb blurr blurt brill britt brrrr bruit bruiu brull bruri btr-t bucci bucic bucur buici built bulb- bulbi bulic buliu bull- bulli bulti bulul bulut burcu buric burli burri burru burtt buruc burut butit butut ccccc cccii cccli cciii ccitt cclii ccrcl cctrl cibil cibir cili- cilic cilli ciric ciril cirr- cirri citr- ciuti clubb clurr clutt cribb crull ctrlc ctulu cubi- cubic cubit cubub cucui cullu culti culur curbi curic curll curlu curri curti cutcu cuti- cutit ibbur ibill icbrr icici ictic iiiii iitti ilici illit illui iltur ilulu irbit ircii irill irrit itbit ittti itu-r itu-t ituri ituru itutu iuliu libri libru licit licli liliu lilli liril lirui litic litir littb litti litui liuli lubur lucci luci- lucic lucit luciu lucur lulli luluc lulul lutui luuri rcirc ribbi ricci rilic rubbi rucci rucul ruili ruiru rulli ruric rutic rutli rutul ruutu tbill tbtbt tbutt ti-ti tibbi tibbu tibur ticci ticul tilli tirit tirli tirru tirtl tirur titcr titii titil titli titti tllbr tribu trill trit- tritt trlic trubu truit trull ttttt tubi- tubli tubri tubul tucci tuctu tuili tulir tului turbi turbt turic turit turri turtu turul turut tutli tutti tuubi tuuli tuuri tuuru u-bit ubirr uitti ullur ulric ululu uluru uluti urbic uric- urric urtlu urubu urucu uruit uruli ururi uruti urutu utili uttur uturu uuuuu

bbbbbb bibiri