-hou cccc cccf cccu ccfc ccff ccoc cctc cctt ccuc ccut cfcf cfco cftc cfth chch chfc choc choh choo chou chto chtt chut coch coco coct cocu cofc coff coft coho coof cooh coot cotc coth coto cott cotu cout ctcf ctfc ctfo ctot cucc cufc cuff cufo cut- cutc cuth cuto cutt fccf fcch fcot fcto ffcc ffff fftf foch foco fofo foof foot foth foto fott fout ft-c ftfc ftuc fuc- fuct fufc fuff fufu futo futu hccc hcch hcfc hhhh hhof hoch hoff hofu hoho hoof hoot hoth hoto hott hotu houf hout htcc htfc htoh huch hucu hufc huff hufu huhu huot huth huto hutt hutu occc occt ocht oct- octo off- offc offh offo offu ohcc ohho ohoh ohto ohtu ooff ooho oooh oooo otfc otho oto- otof otoh otoo otto ottu oucc ouch oufc ouff out- outh outo ouu- tccc tccu tcfc tch- tchh tcho tchu tctc tfcu tfot tftc thch thof thoo thot thou toch toco toff tofo toft tofu toho tohu toof tooh toot totc toth toto tott touh tout ttfc ttff tttt tucc tuch tuco tufc tuff tufo tuft tufu tuht tuhu tuto tutt tutu tuuo ucho ucut ufcu uhoh uhuh uocc uofo utfo utto uttu uuoc uutf uuuu