c-- ccc cck ccn cco ckc cko cn- cnc cnn cno co- coc cok con coo kcc kck kcn kkc kkk kkn kn- knc knk knn kno koc kok kon koo ncc nck ncn nco nkc nkk nkn nko nnc nnk nnn nno no- noc nok non noo oc- occ ock ocn oco okc okk oko on- onc onk onn ono oo- ooc ook oon ooo

cccc ccnc ccoc ckck ckco cknc ckoc ckoo cnco cock coco cok- coko con- conc conk conn cono cook coon kccc kcck kckc kckk kckn kcko kcno kcon kkck kkcn kkco kkkk kknn kkno kkon kkoo knck kncn knco knkk knnk knoc knok knon kock kocn kokc kokk kokn koko konc konk kono kooc kook koon kooo nccc nccn ncnc ncoc nkok nnnn nock noco noko non- nonn nono noo- nook noon nooo occc occn ocon okko okno okok okon onc- onco onno onon oooo

ccccc cnnnn co-co cocc- cocco cocon cokk- conck conco cono- conon knokk ko-ko kocon kokko konno nnooo no-no nokko nokon nonno okoc onco- onoon ooooo

cocco- cococo cocoon concon connon conoco coocoo cookoo knock- kokoon kookoo nkonko non-no noncon nonkon nonono nonoon noonoo o-knon oooooo

connock knockon kokocko non-con noncook

knock-on no-knock nokonoko nononono

knockknock

knock-knock

ccccccccccccccc