c-cd cccc ccci cccs cccv ccdc ccdi ccds ccic ccid ccii ccis cciv ccoc ccod ccsd ccsi ccss ccvi ccvo ccvs cdcs cdic cdii cdio cdis cdiv cdos cdss cdvd cdvi cicc cici cico cics cidc cidi cids ciid ciii ciis cios cis- cisc cisd ciss cisv civc civo coco codd codi cods cois cood coos cosc cosi coso coss covo cscc cscd csci csco cscs csid csio csis csos cssd cvcc cvid cvii cvsd cvss dccc dcci dccs dccv dcds dcii dcio dcis dciv dcos dcsc dcss dcvd dcvi dddd ddoc ddss dici dico didi dido dids diii diis diiv dioc dios dis- disc disd disi diso diss divd divi divo divs doci doco docs dod- dodd dodi dodo dods doid dois dood doos dosi doso doss dovi dscc dscs dsos dssc dssi dsvd dvcs dvds dvi- dvii iccc icci icco iccs icdc icdd icis icoc icod icos icsc icsd icsi icss iddo idic idid idio idis idoc idos idsc idso idss idvd 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 ivic ivod 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 osdv osii osis osoi osoo osos osov ossd ossi osso ovcs ovi- ovid ovis ovo- ovod ovoo s-ic s-ii s-iv s-os sccc sccs scdc scds sci- scic scid scio scis sciv scoo scsc scsd scsi scso sdcc sdco sdcv sddc sdds sdic sdio sdsc sdss sicc sici sico sics sidd sidi sido sids siod sios sisc sisd sisi siss sivi soci soco socs sodd sodo sods soic sois sood soos sosi soso soss sosv sovo sovs sscc ssci sscs ssdc ssdd ssid ssis ssoc sssc sssi ssss svcc svcs svdo svic svod svsc vcci vcds vdcc vdio vdsi vdso vic- vici vico vics vidi vido vids viii vios visc visd visi viso viss vivi vivo vodo voic void voio vois vooc vosi voso voss vsic vssc vvvv