cccc ccci cccl ccgc ccic ccii ccil cclc cclg ccli ccoc cgcc cgcg cicc cici cico cigi ciii ciko cili cilk cill cilo ckck ckcl ckco ckgl ckgo cklg ckoc ckoi ckoo clic clig clii clik clio clkg clog clok cloo cock coco cogi cogo coil cok- coko col- coli colk coll colo cook cool gc-c gccc gcic gcii gclc ggcl gggg gick gigg gigi gigo gilg gili gilk gill gilo giog gioi glcc gli- glic glog gogi gogo goli golk goll golo goog gooi gook gool i-go iccc icci iccl icco icgc icll icoc igcc igil igkc igli iglo igoo iiii iiio iioi iioo ikig ikki ikko ikoo ilic ilio ilki ill- illi illo iloc ilog ilok iloo iocg ioci ioii ioio ioko iolo iooi iooo k-ci k-lo kccc kcci kcck kccl kcgc kcgi kcgl kcic kcii kcil kckc kckk kckl kcko kclc kcli kclk kcll kcog kcol kgcc kgcl kggg kggi kggl kggo kgil kgio kgkl kgli kglk kglo kgol kicc kicg kick kicl kigc kigl kigo kiic kiii kiik kikc kiki kikk kiko kili kilk kill kilo kioc kioi kiok kiol kioo kkci kkck kkcl kkco kkgl kkgo kkic kkik kkkk kklc kkli kkll kklo kkol kkoo klcc klci klck klcl klgl klgo klic klik klil klio klkc klkk klkl klko kllc kllk kloc klog klok klol kloo koci kock kogg kogi kogl kogo koii koil kokc koki kokk koko kolc kolg koli kolk koll kolo kooc koog kooi kook kool kooo lccc lick lico ligc ligg ligi ligo liig liii liko lilg lili lill lilo lio- llcc llgc lllc llll lloc lloo locc loci lock loco log- logi logo loic loik loki lokk loko loli loll lolo looc look lool occc occi oclc oggi ogli ogog ogoi oici oick oigo oiii oiko okgo okic okko oklo okok okol olcc olgc olic olig olio olki olli ollo olog oolo oooo