cccc ccci ccgc ccgt ccic ccii ccoc cctc cctt cgcc cgcg chch chci chic chig chih chit choc choh choi choo chto chtt cicc cich cici cico cict cigi ciht ciii ciit citg cith citi cito citt coch coco coct cogh cogi cogo coho coit cooh coot cotc coth coti coto cott ctic ctot gc-c gccc gcic gcii gctc gggg gghg ghit ghoi gigg gigi gigo giog gioi gith gito goch gogh gogi gogo goit goog gooi goot goth goti goto gott gtco h-ii hccc hcch hcgh hchi hggc hgtc hhgg hhhh hi-c hicc hich hico high higi higt hihc hihi hiho hiht hiit hioc hitc hiti hito hitt hoch hogg hogh hogi hogo hoho hoit hoot hoth hoti hoto hott htcc htoh i-go iccc icci icco icct icgc ichc ichi icho icoc igcc ight igoo igot ihcc ihit ihtc iiht iiii iiio iiit iioi iioo iitt iocg ioci iogt ioii ioio ioit iooi iooo ioto itch itgc itgo ithc itic itoh itoi itoo itto occc occi occt ochi ocht oct- octi octo oggi oghi oght ogog ogoi ohcc ohhi ohho ohio ohoh ohto oici oigo oiii oitc oiti ooho oooh oooo otho otic otit oto- otog otoh otoo otti otto tccc tch- tchh tchi tcho tctc tgcc tgtc thch thi- thic thig thio thog thoo thot ticc tich tico tigh tigi tiht tiit titc tith titi tito titt toch toci toco togh togo togt tohi toho toit tooh toot totc toth toti toto tott tttt