-nik cccc ccci cccv ccic ccii ccir cciv ccnc ccni ccnr ccoc ccrc ccri ccvi ccvo cicc cici cico cicr ciii ciko cikr cin- cinc cini cink cino cinv cion cior circ ciri cirk ciro cirr civc civo ckck ckco ckcv ckin cknc ckoc ckoi ckoo ckor ckrc ckvo cnci cnco cnic cnki cnrc cnrr cock coco coin coir cok- coko con- conc coni conk conn cono conv cook coon cor- corc cori cork corn coro corr covo crcc crcr cric crik crin crkc croc crok cron croo cror cvcc cvii cvrr i-no iccc icci iccn icco iccr icnc icoc icon icor icrc icrr iiii iiio iino iioi iioo iirc ikin ikki ikko ikon ikoo ikri inci inco incr inki inni inno innr ino- inoi inon inor inri inro ioci ioii ioio ioko ioni ionn iono iooi iooo iori ircc iri- iric irin irio irki iroc iron irov irrc irri ivic ivin ivon ivor k-ci kccc kcci kcck kccr kccv kcic kcii kcin kcir kciv kckc kckk kckn kcko kckr kckv kcni kcno kcnr kcnv kcon kcor kcrc kcri kcrn kcro kcrr kcrv kcvi kcvk kcvo kcvr kcvv kicc kick kicr kiic kiii kiik kikc kiki kikk kiko kikr kin- kinc kini kink kinn kino kioc kioi kiok kion kioo kirc kiri kirk kirn kiro kirr kirv kivi kkci kkck kkcn kkco kkcr kkic kkik kkin kkkk kkni kknn kkno kkon kkoo kkor kkov kkrc kkrk kkrn kkro kkrr kkrv kkvr kkvv knci knck kncn knco kncr knic knik knin knir kniv knki knkk knnk knnr knoc knok knon knor knrk knro knrv knvn knvo knvr koci kock kocn koii koin koir koiv kokc koki kokk kokn koko kokr konc koni konk kono kooc kooi kook koon kooo koor koov korc kori kork korn koro korr korv kovc kovi kovk kovo kovr krcc krci krcn krco krik krin krio kriv krkc krki krkk krkn krko krkr krkv krni krnk krnn krno krnv kroc kroi krok kroo kror krov krrc krri krrk krrn krro krrr krvc krvi krvk krvn krvo krvr krvv kvcc kvci kvck kvco kvcr kvcv kvic kvik kvin kvir kviv kvnc kvni kvnn kvno kvnr kvoc kvoi kvok kvon kvoo kvor kvov kvrc kvri kvro kvrr kvrv kvvn kvvr kvvv n-ii nccc ncci nccn nccr ncnc ncoc ncor ncrc ncri nicc nici nick nico niir nikc niki niko nini nino nion nioo niro nirv nivo nivr nkio nkok nkor nnnn noci nock noco noik noin noio noir noki noko non- noni nonn nono noo- nook noon nooo noor noov nor- norc nori nork norn noro norr norv nov- novi novo nric nroc nron nrrc nvcc nvir occc occi occn ocin ocon ocro ocrr oici oick oiii oiko oink oion okic okir okko okni okno okok okon okor okro onc- onco onic onir onni onno onon onor oocr oooo orci orco ori- oric orin orio orko ornc orni orno oro- orok oron oror orri orro orvr ovi- ovni ovo- ovon ovoo rccc rcic rcnr rcon rcvr ricc rick rico riin riki rikk rink rinn rino rion riri rivo rnco rnin rocc rock roco roik roin roio roir roki rokk roko rokr ronc roni ronk rono rooi rook roon roor rorc rori rork roro rovi rovo rrrr rv-c rvik vcci vcon vic- vici vick vico viii viik viki viko vinc vini vink vino vion virc viri virk viro virr vivi vivo vkor vnir voic voin voio voir voni vonk vonn vooc voor vor- vori voro vovk vrci vrin vrio vrnn vroc vron vvvv