-ic -ol bbb bbc bbh bbi bbl bbo bbs bcb bcc bch bci bcl bco bcs bhb bhc bhh bhi bhl bho bhs bi- bib bic bih bii bil bio bis blb blc blh bli bll blo bls bob boc boh boi bol boo bos bsb bsc bsh bsi bsl bso bss c-- cbb cbc cbh cbi cbl cbo cbs ccb ccc cch cci ccl cco ccs ch- chb chc chh chi chl cho chs ci- cib cic cih cii cil cio cis cl- clb clc clh cli cll clo cls co- cob coc coh coi col coo cos csb csc csh csi csl cso css h-i hbb hbc hbh hbi hbl hbo hbs hcb hcc hch hci hcl hco hcs hhb hhc hhh hhi hhl hho hhs hib hic hih hii hil hio his hlb hlc hlh hli hll hlo hls hob hoc hoh hoi hol hoo hos hsb hsc hsh hsi hsl hss ibb ibc ibh ibi ibl ibo ibs icb icc ich ici icl ico ics ihb ihc ihh ihi ihl iho ihs iib iic iih iii iil iio iis il- ilb ilc ilh ili ill ilo ils io- iob ioc ioh ioi iol ioo ios is- isb isc ish isi isl iso iss lbb lbc lbh lbi lbl lbo lbs lcb lcc lch lci lcl lco lcs lhb lhc lhh lhi lho lhs lib lic lih lii lil lio lis llb llc lli lll llo lls lob loc loh loi lol loo los lsb lsc lsh lsi lsl lso lss o-i ob- obb obc obh obi obl obo obs oc- ocb occ och oci ocl oco ocs ohc ohh ohi ohl oho ohs oib oic oii oil oio ois olb olc oli oll olo ols oo- oob ooc ooh ooi ool ooo oos os- osb osc osh osi osl oso oss sbb sbc sbh sbi sbl sbo sbs scb scc sch sci scl sco scs sh- shb shc shh shi shl sho shs sib sic sih sii sil sio sis slb slc slh sli sll slo sls sob soc soh soi sol soo sos ss- ssb ssc ssh ssi ssl sso sss

bbbb bbbs bbch bbci bbhs bblb bbls bcbc bcbs bccc bcci bccl bccs bchs bcis bcos bcsc bcsl bcss bhcc bhhs bhil bhoi bibb bibi bibl bibo bibs bicc bich bici bico bics bihi bihl bihs biis bili bill bilo bils bio- bioc bioi biol bios bis- bisc bish bisl biso biss blhs blic blio blis blls blob bloc bloo blss bobb bobi bobo bobs boch boco bocs bohl boho bohs boi- boii boil bois boli boll bolo bols boob booc booh bool boos bosc bosh bosi boso boss bsci bscs bshs bsic bslc bsos bssc c-bo cbbc cbbs cbcc cbcl cbcs cbhl cbhs cblb cblc cbol cbsc cbsi ccbc cccb cccc ccci cccl cccs cchl cchs ccic ccii ccil ccis cclc ccli ccls ccob ccoc ccsi ccsl ccss chch chci chcs chhs chib chic chih chil chis chlc choc choh choi chol choo chos chsc chsh chsi cibc cibi cibo cicc cich cici cico cics cihs ciii ciis cili cill cilo cils ciob cios cis- cisc cish cisl ciss clhs clib clic clii clio clis clob cloo clos clsc cobb cobh cobi cobo cobs coch coco coho cohs coil cois col- colb coli coll colo cols coob cooh cool coos cosc cosh cosi cosl coso coss cscb cscc csch csci cscl csco cscs cshl cshs csib csio csis csob csos h-ii hbbs hbhs hbic hbio hboc hbos hbss hcbc hcbs hccb hccc hcch hccs hchi hchs hcis hcsc hcso hcss hhcl hhhh hhhs hi-c hibi hicc hich hico hics hihc hihi hiho hiil hiis hili hill hilo hils hiob hioc hisb hish hiss hlhs hlss hobo hobs hoch hocs hohl hoho hoil hois hol- holb holc holh holi holl holo hols hool hoos hosh hoss hsbc hscc hsci hshs hsls hsob ibcs ibis ibos ibss icbc icbs iccb iccc icci iccl icco iccs ichc ichi icho ichs icis icll icoc icos icsb icsc icsh icsi icss ihcc ihis ihob ihss iihl iiii iiio iiis iioi iioo iios iisc iisi ilbc ilic ilio ilis ill- illi illo ills iloc iloo ilos iobi ioci ioii ioio iolo iooi iooo ioos ioso isbl iscc isch isci isco iscs ishi ishs isic isil isis isls iso- isoc isol isos issc issh issi isso isss lbcc lbhs lbos lbsc lcbc lccc lccs lchc lchs lcis lcls lcsc lhbs lhhh lhhs lhss libc libo libs lich lico lics lih- lihi liho liii liis lilb lili lill lilo lils lio- lios lish lisi liso liss llbs llcc llcs llhs lllc llll lloc lloo lob- lobb lobh lobi lobo lobs locc loch loci loco locs lohi loho lohs loic lois loli loll lolo lols loob looc lool loos losc losh losi loso loss lscb lsco lscs lshs lsoh lsso obbo obhs obis obls oboi obol obos obss ocbc occc occi ochi ochs ocis oclc ocos ohcc ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss oici oiii oils oios oisc olbo olcc olib olic olio olis olli ollo olos olsh olsi oobi ooho oohs oolo oooh oooo ooos oosi oscc osci oscl osco oshc oshi osho oshs osii osis osli oslo osoi osoo osos ossb ossi osso s-ib s-ic s-ii s-os sbbs sbcc sbcs sbhc sbhs sbic sbsi scbi sccc sccl sccs sch- schh schi schl scho schs sci- scic scil scio scis scl- sclc scls scob scoh scol scoo scsc scsh scsi scsl scso shbs shcc shhh shhs shib shih shii shil shio shis shl- shls shoo shos shsc sibc sibi sibo sibs sicc sich sici sico sics sihi sihl sihs sil- silc sili sill silo sils siol sios sisc sish sisi siss sl-i slcc slhs slib slic slob sloc sloh sloo slos slsc sobo sobs soch soci socl soco socs sohh sohl soho sohs soic soil sois solh soli soll solo sols sool soos sosh sosi soso soss sscc ssci sscs sshl sshs ssis sslc ssoc sssb sssc