cccc ccci cccu cccv ccic ccii ccir cciv ccoc ccrc ccri ccrt cctc cctt cctv ccuc ccut ccvi ccvo cicc cici cico cicr cict cicu ciii ciit ciko cikr cior circ ciri cirk ciro cirr cirt citi cito citt citu citv ciuc civc civo ckck ckco ckcv ckoc ckoi ckoo ckor ckot ckrc ckvo cock coco coct cocu coir coit cok- coko cook coot cor- corc cori cork coro corr cort cotc coti coto cott cotu couk cour cout covo crcc crcr cric crik crit criu crkc croc crok croo cror crot crrt crtc crtv cruk crut ctic ctor ctot ctrc ctvo ctvt cucc cuci cuck cui- cuir cuit cuk- curi curo curr curt cut- cutc cuto cutt cutv cvcc cvii cvrr iccc icci icco iccr icct iccu icoc icor icrc icrr icrt icru ictv iiii iiio iiit iioi iioo iirc iitr iitt iiuc ikki ikko ikoo ikri ikuo ioci ioii ioio ioit ioko iooi iooo iori ioto ircc ircu iri- iric irio irki iroc irov irrc irri irti itic itko itoi itoo itor itou itri itto itur iucc iucv iuiu ivic ivor k-ci kccc kcci kcck kccr kcct kccu kccv kcic kcii kcir kcit kciu kciv kckc kckk kcko kckr kckv kcor kcot kcou kcrc kcri kcro kcrr kcrt kcru kcrv kctc kcti kcto kctu kctv kcui kcuk kcvi kcvk kcvo kcvr kcvu kcvv kicc kick kicr kict kiic kiii kiik kiit kiiu kikc kiki kikk kiko kikr kikt kiku kioc kioi kiok kioo kiot kiou kirc kiri kirk kiro kirr kirt kiru kirv kitc kiti kito kitr kitt kitu kitv kiur kiuu kivi kivu kkci kkck kkco kkcr kkct kkic kkik kkit kkkk kkoo kkor kkot kkov kkrc kkrk kkro kkrr kkrt kkrv kktc kktk kktu kktv kkut kkuu kkvr kkvt kkvu kkvv koci kock koct koii koir koit koiv kokc koki kokk koko kokr koku kooc kooi kook kooo koor koot koou koov korc kori kork koro korr kort koru korv kotc koti kotk koto kotr kott kotu kotv koui kour kout kouu kovc kovi kovk kovo kovr krcc krci krco krcu krik krio krit kriv krkc krki krkk krko krkr krku krkv kroc kroi krok kroo kror krov krrc krri krrk krro krrr krrt krtc krti krtk krto krtr krtv kruc krui kruk krur krvc krvi krvk krvo krvr krvv ktcc ktck ktco ktcr ktcv ktic ktik ktiv ktkc ktkk ktko ktkr ktkt ktku ktoc ktok ktoo ktor ktot ktrc ktri ktrk ktro ktrr ktrt ktru ktrv kttc ktti kttk ktto kttr kttt kttu kttv ktuc ktui ktuv ktvc ktvi ktvk ktvo ktvr ktvt ktvu kucc kuci kuco kucr kucv kuic kuik kuki kukk kuku kuok kuoo kuri kurk kuro kurr kurt kuru kurv kuti kuto kutr kutt kutu kutv kuuk kuur kuuu kuvi kuvo kuvr kvcc kvci kvck kvco kvcr kvct kvcu kvcv kvic kvik kvir kvit kviv kvoc kvoi kvok kvoo kvor kvot kvou kvov kvrc kvri kvro kvrr kvrv kvti kvtk kvto kvtr kvtt kvtv kvui kvuu kvvr kvvv occc occi occt ocro ocrr oct- octi octo ocur oici oick oiii oiko oirt oitc oiti okcu okic okir okko okok okor okot okro okto okur oocr ooku oooo oort orci orco ori- oric orio orit orko oro- orok oror orot orri orro ortc orto orvr otic otit oto- otok otoo otor otov otro otti otto ottu otur oucc ouii ouir ouit our- ouro ourt out- outi outo ouu- ovi- ovo- ovoo ovot rccc rcic rctc rcti rctv rcuv rcvr ricc rick rico rict riki rikk riku riot riou riri riti rito ritt ritu rivo rocc rock roco roik roio roir roit roiu roki rokk roko rokr roku rooi rook roor root rorc rori rork roro rort roru rotc roti rotk roto rotr rott rouk rout rovi rovo rrrr rtcc rtvi ruci ruck ruct ruit ruki rukk ruku ruok rurc ruri ruro ruru ruti ruto rutt rutu ruvi ruvu rv-c rvik tccc tccu tcov tctc ticc tick tico tiit tiiu tiki tiko tiku tiou tiri tiro tirr tiru titc titi tito titt titu tivi tivo toci tock toco toit toki toko toku took toor toot torc tori tork toro torr tort toru torv totc toti toto totr tott toui touk tour tout touv tovo trcc tri- tric trik trio trit troc troi troo trot trou trtc trtr truc truk trut truu tttt tucc tuck tuco tuik tuit tuiu tuko tuor turc turi turk turo turr turt turu tuti tuto tutt tutu tuuo tvri tvro tvrr tvtv ucci ucio ucrc uctv ucut uirr ukcc ukko ukok ukrc uktv ukur uocc uor- uovo urci uric urik uriu uro- urok uroo urri uruk urur urut utik utor utri utti utto uttu uuoc uuri uuuu uv-c uvic uvok uvri uvvu vcci vic- vici vick vico vict viii viik viki viko virc viri virk viro virr virt viru viti vito vitt vitu vivi vivo vkor voic voio voir voit vooc voor voot vor- vori voro vort voru voto vouk vour vout vovk vrci vrio vroc vrot vrto vruk vt-i vuco vuir vuit vuku vurt vuti vutv vvvv