c-cd cccc ccci cccu cccv ccdc ccdi ccdn ccdr ccic ccid ccii ccir cciv ccnc ccni ccnr ccnu ccoc ccod ccrc ccri ccuc ccvi ccvo cd-r cddr cdic cdii cdio cdiv cdnc cdon cdvd cdvi cicc cici cico cicr cicu cidc cidi cidr ciid ciii cin- cinc cind cini cino cinv cion cior circ ciri ciro cirr ciuc civc civo cnci cnco cndd cnic cnid cnrc cnrr coco cocu codd codi coin coir con- conc cond coni conn cono conv cood coon cor- corc cord cori corn coro corr coud coun cour covo crcc crcr crdc cric crin criu croc crod cron croo cror crud crun cucc cuci cucn cudi cui- cuin cuir cund cuno cuon curd curi curn curo curr cvcc cvid cvii cvrd cvrr dccc dcci dccu dccv dcii dcio dciv dcon dcvd dcvi dddd ddoc ddrc dici dico didi dido didu diii diiv din- dinc dini dinn dino dinu dioc dion dior diou dird dirr divd divi divo dnic dnoc dnrc doci doco docu dod- dodd dodi dodo doid doin donc dond doni donn dono donr dood doon door dorc dord dori dorn doro dorr doru douc doud doun dour dovi dric drin drno drod dron drou drui druu druv drvn duco dudd dudo dudu duid duin duir dunc dunn duno duo- duon duri durn duro duru duur dvdr dvi- dvii dvin dvir dvno dvor i-no iccc icci iccn icco iccr iccu icdc icdd icnc icoc icod icon icor icrc icrr icru idcr iddo idic idid idin idio idir idno idoc idon idrc idro idun iduo idvd iicd iiii iiio iino iioi iioo iirc iiuc incd inci inco incr ind- indc indi indo indu inid inni inno innr innu ino- inoi inon inor inou inri inro inui inun ioci iod- iodd iodo ioii ioio ioni ionn iono iooi iooo iori ioun ircc ircd ircu irdc irdo iri- iric irid irin irio iroc irod iron irov irrc irri irun iucc iucv iuiu iuno ivdr ivic ivin ivod ivon ivor n-ii nccc ncci nccn nccr nccu ncdc ncdn ncdr ncdu ncid ncnc ncnd ncoc ncor ncrc ncri ndcc nddo ndic ndoc ndor ndrc ndri nicc nicd nici nico nicu nidd nidi nido niir niiu nind nini nino nion nioo niou niro niru nirv niur nivo nivr nnnn noci noco nodi nodo nodu noid noin noio noir non- noni nonn nono nonu noo- noon nooo noor noov nor- norc nord nori norn noro norr norv noun nour nov- novi novo nrdc nric nroc nron nrrc nrrd nuci nucu nudc nudd nudi nudo nuin nunc nunn nuno nuoc nuon nurc nurd nuri nurn nurr nuru nurv nuvo nvcc nvir occc occi occn ocin ocon ocro ocrr ocur odci oddd oddi odic odin odio odir odiu odon odoo odor odou odur oici oido oiii oion onc- oncd onco ondi ondo onic onir onni onno onod onon onor onur oocr oodi ooid oooo oord orci orco ordn ordo ordu ori- oric orid orin orio ornc orni orno oro- oron oror orri orro orvr oucc oudc ouii ouin ouir oun- ound our- ourn ouro ouu- ovi- ovid ovni ovo- ovod ovon ovoo rccc rcdc rcic rcid rcnr rcon rcrd rcuv rcvr rdio rdoc ricc rico ridc ridd ridi rido riin rind rinn rino rion riou riri rivo rnco rndc rnin rnod rocc roco rodd rodi rodo roid roin roio roir roiu ronc rond roni rono rood rooi roon roor rorc rori roro roru roud roun rovi rovo rrrr rrun ruci rudd rudi rudo ruid ruin runc rund runi runn runo rurc rurd ruri ruro ruru ruud ruun ruvi ruvu rv-c ucci ucdc ucdd ucin ucio ucon ucrc uddi udic udid udin udir udon udoo udun uirr uncc unci unco undi undo uni- unic unii unin unio unir univ unni unno unon unov unro uocc uor- uovo urci urdu uric urin uriu urni uro- uroo urri urun urur uuni uuno uuoc uuri uuuu uv-c uvic uvid uvrd uvri uvvu vcci vcon vdcc vdio vic- vici vico vidi vido viii vinc vind vini vino vinu vion virc viri viro virr viru vivi vivo vnir vodo voic void voin voio voir vond voni vonn vooc voor vor- vord vori voro voru voud voun vour vrci vrdi vrin vrio vrnn vroc vron vuco vudi vudu vuir vuno vvvv