-hou cccc cccu cccv ccee cche ccoc cctc cctt cctv ccuc ccut ccvo cec- cece ceco cect ceec ceou cet- cete ceto cetv cevo chce chch chec chee cheh chet cheu chev choc choh choo chou chov chto chtt chtv chut chvo coce coch coco coct cocu coho cooh coot cotc cote coth coto cott cotu coue cout cove covo ctec ctot ctvo ctvt cucc cuce cut- cutc cute cuth cuto cutt cutv cuve cvcc cvet cvte eccc ecce ecco ecct eche echo echt eco- ecot ecou ect- ectc ecth ecto ectv eeee eeoc eetc eete eeth eetu ehcc eheh eheu ehte eotc eoto etcc etch etco etec etee eth- ethe etho etoe etoh ette etto ettu etvo euch euth evet evoe evoo hccc hcch hctv hech hect heet hehe heho heou hete heth heto hett hetu heue heve hevt hhhh hoce hoch hohe hoho hooe hoot hote hoth hoto hott hotu houe hout hove htcc htet htoh huch hucu huet huhu huot hute huth huto hutt hutu hutv huve hvcc o-eo occc occt oce ocee ocet oche ocht oct- octe octo oec- oecc oeec ohcc ohee ohho ohoh ohte ohto ohtu ooho oooh oooo otee othe otho oto- otoe otoh otoo otov otte otto ottu oucc ouch out- oute outh outo ouu- ovee ovet ovo- ovoo ovot tccc tccu tch- tche tchh tcho tchu tcov tctc tech teco tect teec teet teev teho teoh tete teth teto tett tetu teut thch the- thec thee theo thet theu thoe thoo thot thou thue toce toch toco toee toeh toet toho tohu tooh toot totc tote toth toto tott touh tout touv tove tovo tteo ttoe tttt tucc tuch tuco tuet tuht tuhu tute tuto tutt tutu tuuo tvtv uche ucho uctv ucut uhoh uhuh uocc uovo utec uthe utto uttu uuoc uuuu uv-c uvvu vche vecc vech veet veho veht veoh vete veth veto veve vevo vhhh voce voet voeu voho vohu vooc voot vote voth voto voue vouh vout vtec vuco vutv vvvv