c-cd cccc ccci cccs ccdc ccdi ccds ccic ccid ccii ccis ccoc ccod ccsd ccsi ccss cdcs cdic cdii cdio cdis cdos cdss cicc cici cico cics cidc cidi cids ciid ciii ciis cios cis- cisc cisd ciss coco codd codi cods cois cood coos cosc cosi coso coss cscc cscd csci csco cscs csid csio csis csos cssd dccc dcci dccs dcds dcii dcio dcis dcos dcsc dcss dddd ddoc ddss dici dico didi dido dids diii diis dioc dios dis- disc disd disi diso diss doci doco docs dod- dodd dodi dodo dods doid dois dood doos dosi doso doss dscc dscs dsos dssc dssi iccc icci icco iccs icdc icdd icis icoc icod icos icsc icsd icsi icss iddo idic idid idio idis idoc idos idsc idso idss iicd iiii iiio iiis iioi iioo iios iisc iisd iisi ioci iod- iodd iodo ioii ioio iooi iooo ioos ioso iscc iscd isci isco iscs isdc isds isic isis iso- isoc isos issc issi isso isss occc occi ocds ocis ocos odci oddd oddi odds odic odio odis odoo odos odso oici oido oids oiii oios oisc oisd oodi ooid oooo ooos oosi oscc osci osco osdi osii osis osoi osoo osos ossd ossi osso s-ic s-ii s-os sccc sccs scdc scds sci- scic scid scio scis scoo scsc scsd scsi scso sdcc sdco sddc sdds sdic sdio sdsc sdss sicc sici sico sics sidd sidi sido sids siod sios sisc sisd sisi siss soci soco socs sodd sodo sods soic sois sood soos sosi soso soss sscc ssci sscs ssdc ssdd ssid ssis ssoc sssc sssi ssss