cccc ccci cccl cccs ccic ccii ccil ccir ccis cclc ccli ccls ccoc ccrc ccri ccrl ccrs ccrt ccsi ccsl ccss ccst cctc cctl cctt cicc cici cico cicr cics cict ciii ciis ciit ciko cikr cili cilk cill cilo cils cilt cior cios circ ciri cirk cirl ciro cirr cirs cirt cis- cisc cisk cisl cisr ciss cist citi citl cito cits citt ckck ckcl ckco ckcs ckoc ckoi ckoo ckor ckos ckot ckrc cksl ckso ckst ckts clic clii clik clio clir clis clit clok cloo clor clos clot clri clro clrs clsc cltc clts cock coco coct coil coir cois coit cok- coko col- coli colk coll colo cols colt cook cool coos coot cor- corc cori cork corl coro corr cors cort cosc cosi cosl coso coss cost cotc coti coto cots cott crcc crcr cric crik cris crit crkc crkl crls croc crok crol croo cror crot crrt crss crst crtc crtl crts cscc csci cscl csco cscr cscs csik csio csir csis csit csks cslr csor csos csot csrc csrs cssr cstc csto cstr csts ctic ctls ctol ctor ctos ctot ctrc ctrl ctrs ctsc ctss ctts iccc icci iccl icco iccr iccs icct icis icks icll iclr icoc icor icos icrc icrr icrs icrt icsc icsi icsr icss icst icts iiii iiio iiis iiit iioi iioo iios iirc iirs iisc iisi iisr iist iitr iitt ikki ikko ikoo ikri ilic ilio ilir ilis ilit ilki ilks ill- illi illo ills illt iloc ilok iloo ilos ilot ilts ioci ioii ioio ioit ioko iolo iooi iooo ioos iori iors ioso ioto ircc ircs iri- iric iril irio iris irki irks iroc irrc irri irrs irti irts iscc isci isco iscr iscs isct isic isil isis isit isko isls iso- isoc isok isol isor isos isri issc issi isso issr isss istc isti isto istr ists itcs itic itil itis itko itll itoi itol itoo itor itos itri itrs itsi itso itto k-ci k-lo k-os kccc kcci kcck kccl kccr kcct kcic kcii kcil kcir kcis kcit kckc kckk kckl kcko kckr kclc kcli kclk kcll kclr kcls kclt kcol kcor kcos kcot kcrc kcri kcro kcrr kcrs kcrt kcsc kcsi kcsr kcss kcst kctc kcti kcto kicc kick kicl kicr kics kict kiic kiii kiik kiis kiit kikc kiki kikk kiko kikr kikt kili kilk kill kilo kilr kilt kioc kioi kiok kiol kioo kiot kirc kiri kirk kiro kirr kirs kirt kisc kisi kisk kisl kiso kisr kiss kist kitc kiti kitl kito kitr kits kitt kkci kkck kkcl kkco kkcr kkcs kkct kkic kkik kkit kkkk kklc kkli kkll kklo kkls kkol kkoo kkor kkot kkrc kkrk kkrl kkro kkrr kkrs kkrt kksi kksr kkss kkst kktc kktk kktl kkts klcc klci klck klcl klcr klcs klic klik klil klio klir klis klit klkc klkk klkl klko klkr klks kllc kllk klls kloc klok klol kloo klor klos klrc klrk klrr klrs klsc klsi klsr klst kltc klti kltk klto kltr kltt koci kock kocs koct koii koil koir koit kokc koki kokk koko kokr koks kolc koli kolk koll kolo kolr kols kolt kooc kooi kook kool kooo koor koos koot korc kori kork korl koro korr kors kort kos- kosc kosi koso kosr koss kost kotc koti kotk koto kotr kots kott krcc krci krcl krco krcs krik kril krio kris krit krkc krki krkk krko krkr krks krlc krlt kroc kroi krok krol kroo kror kros krrc krri krrk krrl krro krrr krrs krrt krsc krsk krsl krsr krss krst krtc krti krtk krto krtr krts ksci ksck kscl ksco kscr kscs ksii ksik ksil ksir ksis ksit kskk ksko kskr ksks kslc ksli kslk ksll kslo kslr kslt ksoc ksoi ksok ksol ksoo ksor ksos ksro ksrr ksrs ksrt kssi kssl ksso kssr ksss ksst kstc ksti kstk kstl ksto kstr ksts kstt ktcc ktck ktcl ktco ktcr ktcs ktic ktik ktil ktis ktkc ktkk ktko ktkr ktks ktkt ktli ktlk ktlo ktlr ktlt ktoc ktok ktoo ktor ktot ktrc ktri ktrk ktrl ktro ktrr ktrs ktrt ktsc ktsl ktso ktsr ktst kttc ktti kttk ktto kttr ktts kttt lccc lccs lcis lcls lcor lcrl lcrs lcsc lcsr lctl lcto lcts lick lico licr lics lict liii liir liis liko lili lill lilo lils lilt lio- lior lios lirc liri lirk lirl liro lirr lirs lirt lisi lisk liso liss list liti litl lito litr lits litt lkrs llcc llcs llks lllc llll lloc lloo locc loci lock loco locs loic loik loir lois loit loki lokk loko loli loll lolo lols looc look lool loor loos loot lori lork loro lors losc losi loso loss lost loti lotl loto lotr lots lott lrcs lric lroc lroi lrrc lrrr lrst lrts ls-r lsco lscs lsrc lsso lssr lsts ltcc ltci ltcs ltrs ltsi ltsr lttc lttr occc occi occt ocis ocks oclc ocos ocrl ocro ocrr ocrs oct- octi octo octs oici oick oiii oiko oiks oils oios oirt oisc oist oitc oiti okic okir okko oklo okok okol okor okot okro oksi okso okto olcc olic olio olis olit olki olli ollo olor olos olot olsi olst oocr oolo oooo ooos oort oosi oost oots orci orco orcs ori- oric oril orio oris orit orko orlo oro- orok oror oros orot orri orro orrs orsi orsk orso ortc orto orts oscc osci oscl osco osii osik osis oski osli oslo osoi osoo osor osos osro ossi osso ostc osti ostr osts otcl otic otis otit oto- otok otoo otor otos otro otrs otso otti otto otts rccc rccs rcic rcis rcls rcos rcsc rcsi rcsl rcss rctc rcti rcts ricc rick rico rics rict riis riki rikk rill rilo riol rios riot riri rirs risc risi risk riso riss rist riti ritl rito rits ritt rkos rkss rkts rlcs rlls rocc rock roco rocs roik roil roio roir rois roit roki rokk roko rokr roks rolk roll rolo rolt rooi rook rool roor roos root rorc rori