-ic -ol bbb bbc bbd bbi bbl bbo bbs bcb bcc bcd bci bcl bco bcs bdb bdc bdd bdi bdl bdo bds bi- bib bic bid bii bil bio bis blb blc bld bli bll blo bls bob boc bod boi bol boo bos bsb bsc bsd bsi bsl bso bss c-- cbb cbc cbd cbi cbl cbo cbs ccb ccc ccd cci ccl cco ccs cdb cdc cdd cdi cdl cdo cds ci- cib cic cid cii cil cio cis cl- clb clc cld cli cll clo cls co- cob coc cod coi col coo cos csb csc csd csi csl cso css dbb dbc dbd dbi dbl dbo dbs dcb dcc dcd dci dcl dco dcs ddb ddc ddd ddi ddl ddo dds di- dib dic did dii dil dio dis dl- dlb dlc dld dli dll dlo dls dob doc dod doi dol doo dos dsb dsc dsd dsi dsl dso dss i-d ibb ibc ibd ibi ibl ibo ibs icb icc icd ici icl ico ics idb idc idd idi idl ido ids iib iic iid iii iil iio iis il- ilb ilc ild ili ill ilo ils io- iob ioc iod ioi iol ioo ios is- isb isc isd isi isl iso iss lbb lbc lbd lbi lbl lbo lbs lcb lcc lcd lci lcl lco lcs ldb ldc ldd ldi ldl ldo lds lib lic lid lii lil lio lis llb llc lld lli lll llo lls lob loc lod loi lol loo los lsb lsc lsd lsi lsl lso lss o-i ob- obb obc obd obi obl obo obs oc- ocb occ ocd oci ocl oco ocs odb odc odd odi odl odo ods oib oic oid oii oil oio ois olb olc old oli oll olo ols oo- oob ooc ood ooi ool ooo oos os- osb osc osd osi osl oso oss sbb sbc sbd sbi sbl sbo sbs scb scc scd sci scl sco scs sdb sdc sdd sdi sdl sdo sds sib sic sid sii sil sio sis slb slc sld sli sll slo sls sob soc sod soi sol soo sos ss- ssb ssc ssd ssi ssl sso sss

bbbb bbbs bbci bbdd bbdo bblb bbls bcbc bcbs bccc bcci bccl bccs bcds bcis bcos bcsc bcsl bcss bdbc bddc bdii bdls bdos bdsd bibb bibi bibl bibo bibs bicc bici bico bics bidi bido bids biis bild bili bill bilo bils bio- bioc bioi biol bios bis- bisc bisd bisl biso biss bldc blic blio blis blls blob bloc blod bloo blss bobb bobi bobo bobs boco bocs bodb bodi bodo bods boi- boid boii boil bois bold boli boll bolo bols boob booc bood bool boos bosc bosi boso boss bsbd bsci bscs bsdl bsic bslc bsod bsos bssc bssd c-bo c-cd cbbc cbbs cbcc cbcl cbcs cbdb cbdc cbdi cbdo cbds cbid cblb cblc cbol cbsc cbsi ccbc cccb cccc ccci cccl cccs ccdc ccdi ccds ccic ccid ccii ccil ccis cclc ccli ccls ccob ccoc ccod ccsd ccsi ccsl ccss cdcs cddb cddl cdic cdii cdio cdis cdli cdls cdos cdss cibc cibi cibo cicc cici cico cics cidc cidi cids ciid ciii ciis cili cill cilo cils ciob cios cis- cisc cisd cisl ciss clcd cldc clib clic clii clio clis clob clod cloo clos clsc cobb cobi cobo cobs coco codd codi codl cods coil cois col- colb cold coli coll colo cols coob cood cool coos cosc cosi cosl coso coss cscb cscc cscd csci cscl csco cscs csdb csib csid csio csis csld csob csos cssd d-bo dbcc dbcs dbls dbos dbss dcbc dccb dccc dcci dccl dccs dcdb dcds dcii dcil dcio dcis dcli dcls dcos dcsc dcss dddd ddlc ddoc ddss dibb dibo dibs dici dico didi dido dids diii diis dili dill dilo dils dioc diol dios dis- disc disd disi diso diss dlbd dlco dlcs dlib dlii dlil dlis dlos dobb dobi dobl dobs doci doco docs dod- dodd dodi dodo dods doid doil dois dold doli doll dolo dols doob dood dool doos dosi doso doss dsbc dscc dscs dsls dsos dssc dssi ibcs ibdo ibid ibis ibos ibss icbc icbd icbs iccb iccc icci iccl icco iccs icdc icdd icdl icis icll icoc icod icos icsb icsc icsd icsi icss iddo idic idid idil idio idis idli idls idoc idol idos idsc idso idss iicd iiii iiio iiis iioi iioo iios iisc iisd iisi ilbc ilcd ilic ilio ilis ill- illd illi illo ills iloc iloo ilos iobi ioci iod- iodd iodo ioii ioio iolo iooi iooo ioos ioso isbd isbl iscc iscd isci isco iscs isdb isdc isds isic isil isis isls iso- isoc isol isos issc issi isso isss lbcc lbds lbos lbsc lcbc lccc lccs lcdd lcds lcis lcls lcsc lcsd ldci ldls ldos libc libo libs lico lics lidb lidl lido lids liii liis lilb lili lill lilo lils lio- liod lios lisd lisi liso liss llbs llcc llcs lldb lldc llds lllc llll lloc llod lloo lob- lobb lobi lobo lobs locc loci loco locs lodi lods loic loid lois lold loli loll lolo lols loob looc lood lool loos losc losi loso loss lscb lsco lscs lsds lsid lsso obbo obid obis obls oboi obol obos obsd obss ocbc occc occi ocds ocis oclc ocos odbo odci oddd oddi odds odic odio odis odoo odos odso oici oido oids oiii oils oios oisc oisd olbo olcc oldb olds olib olic olid olio olis olli ollo olos olsi oobi oodi ooid oold oolo oooo ooos oosi oscc osci oscl osco osdi osii osis osli oslo osoi osoo osos ossb ossd ossi osso s-ib s-ic s-ii s-os sbbs sbcc sbcs sbds sbic sbsd sbsi scbi sccc sccl sccs scdc scds sci- scic scid scil scio scis scl- sclc scls scob scol scoo scsc scsd scsi scsl scso sdcc sdco sddc sdds sdib sdic sdio sdlc sdls sdsc sdsl sdss sibc sibi sibo sibs sicc sici sico sics sidd sidi