cccc ccci ccic ccii ccoc cctc cctt chch chci chic chih chik chit chkt choc choh choi chok choo chto chtt cicc cich cici cico cict ciht ciii ciit ciko cith citi cito citt ckch ckck ckco ckoc ckoi ckoo ckot coch cock coco coct coho coit cok- coko cooh cook coot cotc coth coti coto cott ctic ctot h-ii hccc hcch hchi hhhh hi-c hicc hich hick hico hihc hihi hiho hiht hiit hiki hioc hitc hiti hito hitt hkcc hoch hock hoho hoik hoit hoki hoko hook hoot hoth hoti hoto hott htcc htoh iccc icci icco icct ichc ichi icho icoc ihcc ihit ihtc iiht iiii iiio iiit iioi iioo iitt ikki ikko ikoo ioci ioii ioio ioit ioko iooi iooo ioto itch ithc itic itko itoh itoi itoo itto k-ci kccc kcci kcck kcct kchh kchi kchk kcho kcic kcii kcit kckc kckk kcko kcoh kcot kctc kcti kcto khcc khch khck khct khhk khho khic khii khio khit khki khkk khoc khoi khok khot khth khti khtk khto khtt kicc kick kict kihc kihh kihi kihk kiho kiht kiic kiii kiik kiit kikc kiki kikk kiko kikt kioc kioh kioi kiok kioo kiot kitc kith kiti kito kitt kkch kkci kkck kkco kkct kkhh kkhi kkhk kkic kkik kkit kkkk kkoh kkoo kkot kktc kktk koch koci kock koct kohh kohi koho koht koii koit kokc kokh koki kokk koko kooc kooi kook kooo koot kotc koth koti kotk koto kott ktcc ktch ktck ktco kthc kthh kthi kthk ktho ktht ktic ktik ktkc ktkk ktko ktkt ktoc ktoh ktok ktoo ktot kttc ktth ktti kttk ktto kttt occc occi occt ochi ocht oct- octi octo ohcc ohhi ohho ohio ohoh ohok ohto oici oick oiii oiko oitc oiti okic okko okok okot okto ooho oooh oooo otho otic otit oto- otoh otok otoo otti otto tccc tch- tchh tchi tcho tctc thch thi- thic thik thio thoo thot ticc tich tick tico tiht tiit tiki tiko titc tith titi tito titt toch toci tock toco tohi toho toit toki toko tooh took toot totc toth toti toto tott tttt