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 cisy coco codd codi cods cody cois cood coos cosc cosi coso coss cosy coyo coys cscc cscd csci csco cscs csid csio csis csos cssd csys cyc- cycc cycs cyds cyy- cyyc dc-y dccc dcci dccs dcds dcii dcio dcis dcos dcsc dcss dddd ddoc ddss dici dico dicy didi dido dids didy diii diis dioc dios dis- disc disd disi diso diss disy diyi doci doco docs dod- dodd dodi dodo dods dody doid dois dood doos dosi doso doss dosy doyo dscc dscs dsos dssc dssi dycd dydd dyio dyo- dyoo dys- dysi dyss 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 issy isys iyos occc occi ocds ocis ocos ocys odci oddd oddi odds oddy 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 ossy oyss s-ic s-ii s-os sccc sccs sccy 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 sidy siod sios sisc sisd sisi siss sisy siyi soci soco socs socy sodd sodo sods sody soic sois sood soos sooy sosi soso soss soyo soys sscc ssci sscs ssdc ssdd ssid ssis ssoc sssc sssi ssss syco sydi syds syis syso syss yccc yidi yids yiss yodo yods yood yosi yoso yoyo ysco ysii yyyy