-ic b-u bbb bbc bbd bbi bbn bbs bbu bcb bcc bcd bci bcn bcs bcu bdb bdc bdd bdi bds bdu bi- bib bic bid bii bin bis biu bnb bnc bnd bni bnn bns bnu bsb bsc bsd bsi bsn bss bsu bub buc bud bui bun bus buu c-- cbb cbc cbd cbi cbn cbs cbu ccb ccc ccd cci ccn ccs ccu cdb cdc cdd cdi cdn cds cdu ci- cib cic cid cii cin cis ciu cn- cnb cnc cnd cni cnn cns cnu csb csc csd csi csn css csu cub cuc cud cui cun cus cuu dbb dbc dbd dbi dbn dbs dbu dcb dcc dcd dci dcn dcs dcu ddb ddc ddd ddi ddn dds ddu di- dib dic did dii din dis diu dnb dnc dnd dni dnn dns dsb dsc dsd dsi dsn dss dsu dub duc dud dui dun dus i-d ibb ibc ibd ibi ibn ibs ibu icb icc icd ici icn ics icu idb idc idd idi idn ids idu iib iic iid iii iin iis iiu in- inb inc ind ini inn ins inu is- isb isc isd isi isn iss isu iu- iub iuc iud iui ius n-i nbb nbc nbd nbi nbn nbs nbu ncb ncc ncd nci ncn ncs ncu ndb ndc ndd ndi ndn nds ndu nib nic nid nii nin nis niu nnb nnc nni nnn nns nnu nsb nsc nsd nsi nsn nss nsu nub nuc nud nui nun nus nuu sbb sbc sbd sbi sbn sbs sbu scb scc scd sci scn scs scu sdb sdc sdd sdi sdn sds sdu sib sic sid sii sin sis siu snb snc snd sni snn sns snu ss- ssb ssc ssd ssi ssn sss ssu sub suc sud sui sun sus suu ubb ubc ubi ubn ubs ubu ucb ucc ucd uci ucn ucs ucu udb udc udd udi udn uds udu uib uic uid uii uin uis uiu un- unb unc und uni unn uns unu usb usc usd usi usn uss usu uuc uun uus uuu

bbbb bbbs bbci bbdd bbin bcbc bcbs bccc bcci bccs bcds bcis bcnu bcsc bcsn bcss bcuc bdbc bddc bdii bdin bdsd bibb bibi bibs bicc bici bics bidi bids bidu biin biis bin- binc bind bini binn bins binu bis- bisc bisd biss bisu bnib bnin bnss bsbd bsci bscs bsic bsin bsnd bsns bssc bssd bubb bubi bubs bubu bucc buci bucs bucu budb budd budi buds budu buic buid buin buis buiu bunb bund buni bunn buns bunu busc busi buss busu buus c-cd cbbc cbbs cbcc cbcn cbcs cbcu cbdb cbdc cbdi cbdn cbds cbid cbnd cbsc cbsi cbsn cbus ccbc ccbn cccb cccc ccci cccs cccu ccdc ccdi ccdn ccds ccic ccid ccii ccis ccnb ccnc ccni ccns ccnu ccsd ccsi ccsn ccss ccuc ccus cdcs cddb cdic cdii cdis cdnb cdnc cdss cibc cibi cicc cici cics cicu cidc cidi cids ciid ciii ciis cin- cinc cind cini cis- cisc cisd cisn ciss ciuc cius cnbc cnci cndd cnib cnic cnid cnss cscb cscc cscd csci cscs csdb csdn csib csid csis cssd csus cub- cubb cubi cubs cucc cuci cucn cudi cuds cui- cuin cuis cund cusb cusd cuss cusu dbcc dbcs dbss dbus dcbc dccb dccc dcci dccs dccu dcdb dcds dcii dcis dcns dcsc dcss dddd ddss ddub dibb dibs dici didi dids didu diii diis din- dinc dini dinn dins dinu dis- disc disd disi diss dius dncs dnic dnis dnsc dnus dsbc dscc dscn dscs dssc dssi dssn dub- dubb dubc dubs dubu ducs dudd duds dudu duid duin duis dunc dunn duns dusi ibcs ibid ibis ibns ibsn ibss ibus icbc icbd icbs iccb iccc icci iccn iccs iccu icdc icdd icis icnb icnc icns icsb icsc icsd icsi icss icub icus idic idid idin idis idsc idss idub idun idus iicd iiii iiis iisc iisd iisi iisu iiuc inbd incb incd inci incs ind- indc indi inds indu inid inis inni inns innu insc inss insu inui inun inus isbd isbn iscc iscd isci iscn iscs iscu isdb isdc isdn isds isic isin isis issc issi isss issu isus iucc iuds iuiu iusd iuss n-ii nbbc nbcc nbci nbcs nbic ncbc ncbi ncbs nccc ncci nccn nccs nccu ncdc ncdn ncds ncdu ncid ncis ncnc ncnd ncsc ncsi ncss ndcc ndcs nddb ndic ndsi ndss nibi nibs nicc nicd nici nics nicu nidd nidi nids niiu nind nini nins nisd nisi niss nisu nndb nnnn nnss nscc nscd nscs nsds nsic nsin nsis nssb nssc nsss nsub nubc nubi nubs nuci nucs nucu nudc nudd nudi nuin nunc nunn nuns nusi nuss nusu s-ib s-ic s-ii sbbs sbcc sbcs sbds sbic sbsd sbsi sbus scbi sccc sccs scdc scds sci- scic scid scin scis scnd scsc scsd scsi scsn scsu scub scud scun sdcc sddc sdds sdib sdic sdsc sdss sdsu sibc sibi sibs sibu sicc sici sics sicu sidd sidi sids sind sini sinn sins sinu sisc sisd sisi siss sisu siui sius sncc snib snid snns snsd snub snus ssbn sscc ssci sscs ssdc ssdd ssid ssin ssis ssns sssb sssc sssi ssss sub- subb subd subi subs suc- succ suci sucs sudd sudi suds suid suin suis sun- sunb sund suni sunn suns sunu sus- susd susi suss susu suus ubbi ubic ubid ubii ubis ubud ucbc ucci ucdc ucdd ucin ucsb ucsc ucsd ucsu udbc uddi udds udic udid udin udsd udun uisd unbd uncc unci uncs undi unds uni- unic unii unin unis unni unns uns- unsc unus usbc usbs uscc uscs usdc usds usin usis usnc usnu ussb ussc usss ussu usui usun usus uuni uusi uuuu

bbuss bcisd bdsni bdubs bibbs bibic bibin bibis bibus bicsi biddu bidin bidni binci bindi binds bindu binic binns binub bisdn bisin bsins bssid bucci bucic bucin bucsu budds buddu buici bundi bunds bundu bunic bunin bunud bunun bunus busic busin bussu busuu c-bus ccccc cccii cccsd