cccc ccci cccv ccic ccii ccir cciv ccnc ccni ccnr ccoc ccrc ccri ccvi ccvo cicc cici cico cicr ciii cin- cinc cini cino cinv cion cior circ ciri ciro cirr civc civo cnci cnco cnic cnnz cnrc cnrr coco coin coir con- conc coni conn cono conv coon cor- corc cori corn coro corr covo cozi cozz crcc crcr crcz cric crin croc cron croo cror croz cvcc cvii cvrr czon i-no iccc icci iccn icco iccr icnc icoc icon icor icrc icrr iczn iiii iiio iino iioi iioo iirc inci inco incr inni inno innr ino- inoi inon inor inoz inri inro ioci ioii ioio ioni ionn iono iooi iooo iori ircc iri- iric irin irio iroc iron irov irrc irri ivic ivin ivon ivor izon izzo n-ii nccc ncci nccn nccr ncnc ncoc ncor ncrc ncri nicc nici nico niir nini nino nion nioo niro nirv nivo nivr nnnn noci noco noin noio noir non- noni nonn nono noo- noon nooo noor noov nor- norc nori norn noro norr norv nov- novi novo nozi nric nroc nron nrrc nvcc nvir nzcc occc occi occn ocin ocon ocro ocrr oici oiii oion onc- onco onic onir onni onno onon onor onoz onzo oocr oooo oozi orci orco ori- oric orin orio ornc orni orno oro- oron oror oroz orri orro orvr orzo ovi- ovni ovo- ovon ovoo ozon rccc rcic rcnr rcon rcvr ricc rico riin rinn rino rion rioz riri rivo rizi rizz rnco rnin rocc roco roin roio roir roiz ronc roni rono rooi roon roor rooz rorc rori roro rovi rovo rozi rozz rrrr rv-c vcci vcon vic- vici vico viii vinc vini vino vion virc viri viro virr vivi vivo vnir voic voin voio voir voiz voni vonn vooc voor vor- vori voro vrci vrin vrio vrnn vroc vron vvvv z-ro zico zinc zinn zino zion zirc ziri ziro zizi zizz zoco zoic zoio zon- zoni zoo- zoon zorc zori zorn zoro zozo zrcv zrin zvon zzzz