cccc ccci cccl ccic ccii ccil ccir cclc ccli ccrc ccri ccrl cicc cici cicr ciii cikr cili cilk cill circ ciri cirk cirl cirr ckck ckcl ckrc clic clii clik clir clri crcc crcr cric crik crkc crkl iccc icci iccl iccr icll iclr icrc icrr iiii iirc ikki ikri ilic ilir ilki ill- illi ircc iri- iric iril irki irrc irri k-ci kccc kcci kcck kccl kccr kcic kcii kcil kcir kckc kckk kckl kckr kclc kcli kclk kcll kclr kcrc kcri kcrr kicc kick kicl kicr kiic kiii kiik kikc kiki kikk kikr kili kilk kill kilr kirc kiri kirk kirr kkci kkck kkcl kkcr kkic kkik kkkk kklc kkli kkll kkrc kkrk kkrl kkrr klcc klci klck klcl klcr klic klik klil klir klkc klkk klkl klkr kllc kllk klrc klrk klrr krcc krci krcl krik kril krkc krki krkk krkr krlc krrc krri krrk krrl krrr lccc lcrl lick licr liii liir lili lill lirc liri lirk lirl lirr llcc lllc llll lric lrrc lrrr rccc rcic ricc rick riki rikk rill riri rrrr