-ic bbb bbc bbi bbo bbs bbt bcb bcc bci bco bcs bct bi- bib bic bii bio bis bit bob boc boi boo bos bot bsb bsc bsi bso bss bst btb btc bti bto bts btt c-- cbb cbc cbi cbo cbs cbt ccb ccc cci cco ccs cct ci- cib cic cii cio cis cit co- cob coc coi coo cos cot csb csc csi cso css cst ctb ctc cti cto cts ctt ibb ibc ibi ibo ibs ibt icb icc ici ico ics ict iib iic iii iio iis iit io- iob ioc ioi ioo ios iot is- isb isc isi iso iss ist itb itc iti ito its itt o-i ob- obb obc obi obo obs obt oc- ocb occ oci oco ocs oct oib oic oii oio ois oit oo- oob ooc ooi ooo oos oot os- osb osc osi oso oss ost ot- otb otc oti oto ots ott sbb sbc sbi sbo sbs sbt scb scc sci sco scs sct sib sic sii sio sis sit sob soc soi soo sos sot ss- ssb ssc ssi sso sss sst stb stc sti sto sts stt tbb tbc tbi tbo tbs tbt tcb tcc tci tco tcs tct tib tic tii tio tis tit to- tob toc toi too tos tot tsb tsc tsi tso tss tst ttb ttc tti tto tts ttt

bbbb bbbs bbci bcbc bcbs bccc bcci bccs bcis bcit bcos bcsc bcss bctc bcts bibb bibi bibo bibs bicc bici bico bics biis bio- bioc bioi bios biot bis- bisc biso biss bist bitc bito bits bitt bobb bobi bobo bobs boco bocs boi- boii bois boit boob booc boos boot bosc bosi boso boss bost botb boti boto bots bott bsci bscs bsic bsos bssc bsts btcc btcs btob btss bttb c-bo cbbc cbbs cbcc cbcs cbct cbit cbot cbsc cbsi cbtc ccbc cccb cccc ccci cccs ccic ccii ccis ccob ccoc ccsi ccss ccst cctb cctc cctt cibc cibi cibo cicc cici cico cics cict ciii ciis ciit ciob cios cis- cisc ciss cist citb citi cito cits citt cobb cobi cobo cobs coco coct cois coit coob coos coot cosc cosi coso coss cost cotb cotc coti coto cots cott cscb cscc csci csco cscs csib csio csis csit csob csos csot cstc csto csts ctbi ctbs ctic ctos ctot ctsc ctss ctts ibcs ibis ibos ibot ibss ibtb ibtc ibts icbc icbs iccb iccc icci icco iccs icct icis icoc icos icsb icsc icsi icss icst icts iiii iiio iiis iiit iioi iioo iios iisc iisi iist iitt iobi ioci ioii ioio ioit iooi iooo ioos ioso ioto isbt iscc isci isco iscs isct isic isis isit iso- isoc isos issc issi isso isss istc isti isto ists itbs itcs itic itis itoi itoo itos itsi itso itto obbo obis obit oboi obos obot obss obst obts ocbc occc occi occt ocis ocos oct- octi octo octs oici oiii oios oisc oist oitc oiti oobi oooo ooos oosi oost ootb oots oscc osci osco osii osis osoi osoo osos ossb ossi osso ostc osti osts otbs otic otis otit oto- otoo otos otso otti otto otts s-ib s-ic s-ii s-os sbbs sbcc sbcs sbct sbic sbot sbsi sbst sbtc scbi sccc sccs scct sci- scic scio scis scit scob scoo scot scsc scsi scso scst sctc scto scts sibc sibi sibo sibs sicc sici sico sics siit sios siot sisc sisi siss sist sit- sitc siti sito sits sitt sobo sobs sobt soci soco socs soic sois soit soos soot sosi soso soss sost sotc soto sots sscc ssci sscs ssis ssit ssoc ssot sssb sssc sssi ssss sstb sstc ssts stbc stbs stcc stcs stib stic stio stis stit stob stoo stos stot stsi stss sttc tbbs tbcb tbcc tbit tbst tcbs tccc tcos tctc tcts tibi tibs ticc tico tics tiit tios tisb tisi tiso tiss tist titc titi tito tits titt tobi tobo tobs tobt toci toco tois toit toos toot tosb tosc tosi toso toss tost totc toti toto tots tott tsbc tscc tsis tsob tsoi tsos tssi tsst tstc tsts ttbb ttss tttt

-itis bcbst bibbo bibbs bibic bibio bibis bibos bicsi bioci bioco bioss bisco bisto bitis bitit bitti bitto bitts bo-bo bobbi boboc bobos bobst bobts bocci boios boist boito boobs booco booit boost boots bosco boscs bosio bossi bosso botis botos botti botts bscco cbtis ccccc cccii cciii ccitt cicis cisco cists co-bo co-co cobbs cobit cobot cocc- cocci cocco cocio cocos cocto coist coost coots cos-b cosbi cosco cosic cosio cost- costi costo costs cotos cotso cott- cotto cotts csobs cssii cstcc cttoi i-bot ibibo icici icist icos- icosi icscc ictic ictis iiiii iitti iobit ioooi ioooo iosco iotic iotit iotti is-is iscos iscsi isios isisi isiti isits isitt isssc istic istoc istoo itbit itics itisi itiso itobi itoss itsit itsso itsto ittoo ittti obits obosi occii octic octo- octos oitti oobit oocss ooioo ooooo ososo ossi- ossis ossos ostic ostis otcbb otics otisb otobi otoso ototo ottis ottoi ottos s-bot s-cis s-iii sccbc sccci scio- sciot scobs scoit scoob scoot scoti scoto scots scott sibos sibot sisco sisic sisis sissi sisto sists sitio sitit sito- sitsi sitti so-so socii socio socis soosi soots soss- sossi sosti sosto sotio sotoo sotos sotto sotts sssss stib- stibb stibo stico stitt stobi stobs stoib stoic stoit stoob stoos stoot stoss stots stott stsci sttic tbtbt tcobb ti-ti tibbi tibbs ticci ticos ticts tisci tisic tisis tiss- tissi tisso titii titis titos titti tobit tobot tocci tocco toco- tocos toico toist toits toobs toost toots tosco tosic tosit tosos toss- tosti tosto toti- toto- totoo totos tsito ttttt

bbbbbb bibost bicioc biosci biotic biotti bobbio bobbos boboci boccob bocoio boists booboo boosts bootit boscis bososo bostic botsis bs-tbs ciocci ciotti ciscos cistic citico cobbit cobbob cobiss coboss cobots cocci- cocco- cocito cococo cocto- coocoo coscob cossic costco costi- costic costo- costto cotiso ibibio icosi- iiooio isists isitso itisso