-ic bbb bbc bbd bbi bbn bbo bbs bcb bcc bcd bci bcn bco bcs bdb bdc bdd bdi bdo bds bi- bib bic bid bii bin bio bis bnb bnc bnd bni bnn bno bns bob boc bod boi bon boo bos bsb bsc bsd bsi bsn bso bss c-- cbb cbc cbd cbi cbn cbo cbs ccb ccc ccd cci ccn cco ccs cdb cdc cdd cdi cdn cdo cds ci- cib cic cid cii cin cio cis cn- cnb cnc cnd cni cnn cno cns co- cob coc cod coi con coo cos csb csc csd csi csn cso css dbb dbc dbd dbi dbn dbo dbs dcb dcc dcd dci dcn dco dcs ddb ddc ddd ddi ddn ddo dds di- dib dic did dii din dio dis dnb dnc dnd dni dnn dno dns dob doc dod doi don doo dos dsb dsc dsd dsi dsn dso dss i-d ibb ibc ibd ibi ibn ibo ibs icb icc icd ici icn ico ics idb idc idd idi idn ido ids iib iic iid iii iin iio iis in- inb inc ind ini inn ino ins io- iob ioc iod ioi ion ioo ios is- isb isc isd isi isn iso iss n-i nbb nbc nbd nbi nbn nbo nbs ncb ncc ncd nci ncn nco ncs ndb ndc ndd ndi ndn ndo nds nib nic nid nii nin nio nis nnb nnc nni nnn nno nns no- nob noc nod noi non noo nos nsb nsc nsd nsi nsn nso nss o-i ob- obb obc obd obi obn obo obs oc- ocb occ ocd oci ocn oco ocs odb odc odd odi odn odo ods oib oic oid oii oin oio ois on- onb onc ond oni onn ono ons oo- oob ooc ood ooi oon ooo oos os- osb osc osd osi osn oso oss sbb sbc sbd sbi sbn sbo sbs scb scc scd sci scn sco scs sdb sdc sdd sdi sdn sdo sds sib sic sid sii sin sio sis snb snc snd sni snn sno sns sob soc sod soi son soo sos ss- ssb ssc ssd ssi ssn sso sss

bbbb bbbs bbci bbdd bbdo bbin bcbc bcbs bccc bcci bccs bcds bcis bcos bcsc bcsn bcss bdbc bddc bdii bdin bdos bdsd bibb bibi bibo bibs bicc bici bico bics bidi bido bids biin biis bin- binc bind bini binn bino bins bio- bioc bioi bion bios bis- bisc bisd biso biss bnib bnin bnoc bnss bobb bobi bobo bobs boco bocs bodb bodi bodo bods boi- boid boii boin bois bonc bond boni bonn bono bons boob booc bood boon boos bosc bosi bosn boso boss bsbd bsci bscs bsic bsin bsnd bsns bsod bson bsos bssc bssd c-bo c-cd cbbc cbbs cbcc cbcn cbcs cbdb cbdc cbdi cbdn cbdo cbds cbid cbnd cbsc cbsi cbsn ccbc ccbn cccb cccc ccci cccs ccdc ccdi ccdn ccds ccic ccid ccii ccis ccnb ccnc ccni ccns ccob ccoc ccod ccsd ccsi ccsn ccss cdcs cddb cdic cdii cdio cdis cdnb cdnc cdon cdos cdss cibc cibi cibo cicc cici cico cics cidc cidi cids ciid ciii ciis cin- cinc cind cini cino ciob cion cios cis- cisc cisd cisn ciss cnbc cnci cnco cndd cnib cnic cnid cnss cobb cobi cobo cobs coco codd codi cods coin cois con- conc cond coni conn cono cons coob cood coon coos cosc cosi coso coss cscb cscc cscd csci csco cscs csdb csdn csib csid csio csis csob csos cssd d-bo dbcc dbcs dbos dbss dcbc dccb dccc dcci dccs dcdb dcds dcii dcio dcis dcns dcon dcos dcsc dcss dddd ddoc ddss dibb dibo dibs dici dico didi dido dids diii diis din- dinc dini dinn dino dins dioc dion dios dis- disc disd disi diso diss dncs dnic dnis dnoc dnsc dobb dobi dobs doci doco docs dod- dodd dodi dodo dods doid doin dois donc dond doni donn dono dons doob dood doon doos dosi doso doss dsbc dscc dscn dscs dsos dssc dssi dssn i-no ibcs ibdo ibid ibis ibns ibon ibos ibsn ibss icbc icbd icbs iccb iccc icci iccn icco iccs icdc icdd icis icnb icnc icns icoc icod icon icos icsb icsc icsd icsi icss iddo idic idid idin idio idis idno idoc idon idos idsc idso idss iicd iiii iiio iiis iino iioi iioo iios iisc iisd iisi inbd inbo incb incd inci inco incs ind- indc indi indo inds inid inis inni inno inns ino- inoi inon inos insc inso inss iobi ioci iod- iodd iodo ioii ioio ioni ionn iono ions iooi iooo ioos ioso isbd isbn iscc iscd isci iscn isco iscs isdb isdc isdn isds isic isin isis isno iso- isoc ison isos issc issi isso isss n-ii nbbc nbbo nbcc nbci nbco nbcs nbic ncbc ncbi ncbs nccc ncci nccn nccs ncdc ncdn ncds ncid ncis ncnc ncnd ncoc ncos ncsc ncsi ncss ndcc ndcs nddb nddo ndic ndoc ndos ndsi ndss nibi nibo nibs nicc nicd nici nico nics nidd nidi nido nids nind nini nino nins nion nioo nios nisd nisi niso niss nndb nnnn nnos nnss nobc nobi nobo nobs noci noco nocs nodi nodo nods noib noid noin noio nois non- noni nonn nono nons noo- noob noon nooo noos nos- noss nsbo nscc nscd nscs nsds nsic nsin nsis nsos nssb nssc nsso nsss obbo obid obin obis oboi obon obos obsd obsn obss ocbc occc occi occn ocds ocin ocis ocon ocos odbo odci oddd oddi odds odic odin odio odis odnb odon odoo odos odso oici oido oids oiii oins oion oios oisc oisd onc- oncd onco ondi ondo onic onis onni onno onod onon onos onsc onso oobi oodi ooid oons oooo ooos oosi oscc osci osco osdi osii osin osis osno osoi osoo osos ossb ossd ossi osso s-ib s-ic s-ii s-os sbbs sbcc sbcs sbds sbic sbsd sbsi scbi sccc sccs scdc scds sci- scic scid scin scio