-ic b-u bbb bbc bbd bbi bbl bbs bbu bcb bcc bcd bci bcl bcs bcu bdb bdc bdd bdi bdl bds bdu bi- bib bic bid bii bil bis biu blb blc bld bli bll bls blu bsb bsc bsd bsi bsl bss bsu bub buc bud bui bul bus buu c-- cbb cbc cbd cbi cbl cbs cbu ccb ccc ccd cci ccl ccs ccu cdb cdc cdd cdi cdl cds cdu ci- cib cic cid cii cil cis ciu cl- clb clc cld cli cll cls clu csb csc csd csi csl css csu cub cuc cud cui cul cus cuu dbb dbc dbd dbi dbl dbs dbu dcb dcc dcd dci dcl dcs dcu ddb ddc ddd ddi ddl dds ddu di- dib dic did dii dil dis diu dl- dlb dlc dld dli dll dls dlu dsb dsc dsd dsi dsl dss dsu dub duc dud dui dul dus i-d ibb ibc ibd ibi ibl ibs ibu icb icc icd ici icl ics icu idb idc idd idi idl ids idu iib iic iid iii iil iis iiu il- ilb ilc ild ili ill ils ilu is- isb isc isd isi isl iss isu iu- iub iuc iud iui ius lbb lbc lbd lbi lbl lbs lbu lcb lcc lcd lci lcl lcs lcu ldb ldc ldd ldi ldl lds ldu lib lic lid lii lil lis liu llb llc lld lli lll lls llu lsb lsc lsd lsi lsl lss lsu lub luc lud lui lul lus luu sbb sbc sbd sbi sbl sbs sbu scb scc scd sci scl scs scu sdb sdc sdd sdi sdl sds sdu sib sic sid sii sil sis siu slb slc sld sli sll sls slu ss- ssb ssc ssd ssi ssl sss ssu sub suc sud sui sul sus suu ubb ubc ubi ubl ubs ubu ucb ucc ucd uci ucl ucs ucu udb udc udd udi udl uds udu uib uic uid uii uil uis uiu ulb ulc uld uli ull uls ulu usb usc usd usi usl uss usu uuc uus uuu

bbbb bbbs bbci bbdd bblb bbls bcbc bcbs bccc bcci bccl bccs bcds bcis bcsc bcsl bcss bcuc bdbc bddc bdii bdls bdsd bibb bibi bibl bibs bicc bici bics bidi bids bidu biis bild bili bill bils bilu bis- bisc bisd bisl biss bisu blcu bldc blic blis blls blss blub blud blus bsbd bsci bscs bsdl bsic bslc bssc bssd bubb bubi bubs bubu bucc buci bucs bucu budb budd budi budl buds budu buic buid buis buiu bulb buld buli bull buls bulu busc busi buss busu buus c-cd cbbc cbbs cbcc cbcl cbcs cbcu cbdb cbdc cbdi cbds cbid cblb cblc cbsc cbsi cbus ccbc cccb cccc ccci cccl cccs cccu ccdc ccdi ccds ccic ccid ccii ccil ccis cclc ccli ccls ccsd ccsi ccsl ccss ccuc ccus cdcs cddb cddl cdic cdii cdis cdli cdls cdss cibc cibi cicc cici cics cicu cidc cidi cids ciid ciii ciis cili cill cils cis- cisc cisd cisl ciss ciuc cius clcd cldc clib clic clii clis clsc club clud cscb cscc cscd csci cscl cscs csdb csib csid csis csld cslu cssd csus cub- cubb cubi cubs cucc cuci cudi cuds cui- cuil cuis culb culc culd cull culs cusb cusd cuss cusu dbcc dbcs dbls dbss dbus dcbc dccb dccc dcci dccl dccs dccu dcdb dcds dcii dcil dcis dcli dcls dcsc dcss dddd ddlc ddss ddub dibb dibs dici didi dids didu diii diis dili dill dils dis- disc disd disi diss dius dlbd dlcs dlib dlii dlil dlis dsbc dscc dscs dsls dssc dssi dub- dubb dubc dubs dubu ducs dudd duds dudu duid duil duis dulc duli dull dulu dusi duul ibcs ibid ibis ibss ibus icbc icbd icbs iccb iccc icci iccl iccs iccu icdc icdd icdl icis icll icsb icsc icsd icsi icss icub icus idic idid idil idis idli idls idsc idss idub idus iicd iiii iiis iisc iisd iisi iisu iiuc ilbc ilcd ilic ilis ill- illd illi ills ilud ilus isbd isbl iscc iscd isci iscs iscu isdb isdc isds isic isil isis isls issc issi isss issu isus iucc iuds iuiu iusd iuss lbcc lbds lbsc lcbc lccc lccs lcdd lcds lcis lcls lcsc lcsd ldci ldls libc libs libu lics lidb lidl lids liii liis lilb lili lill lils lilu lisd lisi liss lisu lius llbs llcc llcs lldb lldc llds lllc llll llud lsbu lscb lscs lsds lsid lubs luci lucs ludd ludi luis luli lull lulu lusi luss s-ib s-ic s-ii sbbs sbcc sbcs sbds sbic sbsd sbsi sbus scbi sccc sccl sccs scdc scds sci- scic scid scil scis scl- sclc scls scsc scsd scsi scsl scsu scub scud scul sdcc sddc sdds sdib sdic sdlc sdls sdsc sdsl sdss sdsu sibc sibi sibs sibu sicc sici sics sicu sidd sidi sids sil- silc sild sili sill sils silu sisc sisd sisi siss sisu siui sius sl-i slcc slcd slcu slds slib slic slid slsc slsu slub sluc slud sscc ssci sscs ssdc ssdd ssid ssis sslc sssb sssc sssi ssss sub- subb subd subi subl subs suc- succ suci sucs sudd sudi suds suid suis sul- sulc suld suli sull sulu sus- susd susi suss susu suus ubbi ubic ubid ubii ubis ubli ubls ubud ucbc ucci ucdc ucdd ucil ucsb ucsc ucsd ucsu udbc uddi udds udic udid udsd udsl uisd ulbc ulcc ulic ulli ulul ulus usbc usbl usbs uscc uscs usdc usdl usds usis uslu ussb ussc usss ussu usui usul usus uulu uusi uuuu

bbuss bccsl bcisd bdubs bibbs bibic bibis bibus bicsi biddu bidil bidlu bilbi bili- bilic bilis billi bills billu bilsi bldsc blids bliss blsdb blubs bluds bluid bssid bucci bucic bucsu budds buddu buici build bulb- bulbi bulbs bulic bulis buliu bull- bulli bulls bulul bulus busic bussu busuu c-bus ccccc cccii cccli cccsd cccsl cciii ccisd cclii ccsid cdiii cdisc cdlii cibil cicis cicus ciids