-hou cccc cccf cccu ccfc ccff ccgc ccgt cchr ccoc ccrc ccrf ccrg ccrt cctc cctt ccuc ccut cfcf cfco cffr cfgo cfor cfrg cfrt cftc cfth cftr cgcc cgcg cgfc cgro cgtu chch chfc chfr choc choh choo chor chou chrc chrf chro chrr chrt chto chtr chtt chug chur chut coch coco coct cocu cofc coff coft cogh cogo coho coof cooh coot cor- corc corf corg coro corr cort cotc coth coto cott cotu cour cout crcc crcr crfc croc croh croo cror crot crrt crtc crtf crug crut ctcf ctfc ctfo ctgf ctgu ctor ctot ctrc cucc cufc cuff cufo curf curo curr curt cut- cutc cuth cuto cutt fccf fcch fcot fcto ffcc ffff ffrr fftf foch foco fofo fogg fogh fogo fohr foof foot for- forg foro forr fort foth foto fott foug four fout frcc frfc frog froh frot frou frug ft-c ftfc ftuc fuc- fuct fufc fuff fufu fugh fugo fugu fuor fur- furg furo furr furt futo futu gc-c gccc gccf gcfc gcrg gctc gfcf gfor ggfg gggg gghg ghrf ghug goch gocr goff gofr gofu gogh gogo goof goog goor goot gorf gorg goro gorr gort goth goto gott gou- gouf goug gour gout grcc groc grof grog groh groo gror grot grou grrr grtc gruf grug grur grut gtco gtcr gtfc gtfo guch gufc guff gugg gugh gugu guhr gurg gurh guro gurr gurt guru guth guto gutt gutu hccc hcch hcfc hcgh hgfc hggc hgtc hhgg hhhh hhof hoch hocr hoff hofu hogg hogh hogo hogu hoho hoof hoor hoot horc horg horo horr hort hoth hoto hotr hott hotu houf hour hout hrfc hrrc htcc htfc htoh httr huch hucu hufc huff hufu hugg hugh hugo huhu huor huot huro hurr hurt huru huth huto hutt hutu occc occt ocht ocro ocrr oct- octo ocur ofcr off- offc offh offo offr offu ofgo ofor ogfr oght ogog ogou ogro ohcc ohgr ohho ohoh ohto ohtu oocr ooff ooho oooh oooo oort orch orco orff orfu orgo oro- orof oror orot orro ortc orth orto otfc otho othr oto- otof otog otoh otoo otor otro otto ottu otur oucc ouch oufc ouff ough our- ouro ourt out- outh outo ouu- rccc rcfc rcgc rcrg rctc rctg rffc rftc rgtr rhcg rhoc rhog rhoh rhug rocc roch roco rofc roff rofo rogg rogh rogo rohr rohu roof roog roor root rorc roro rort roru rotc rotg roth roto rotr rott rouf rouh rout rrfc rrrr rtcc rtcg rtfc ruch ruct rufc ruff rufo ruft rugg rugh ruhh ruhr rurc ruro ruru ruth ruto rutt rutu tccc tccu tcfc tcfg tch- tchh tcho tchr tchu tctc tfcu tfot tftc tgcc tgtc thch thof thog thoo thor thot thou thro thru thtr thug thur toch toco toff tofo toft tofu togh togo togr togt toho tohu toof tooh toor toot torc torf torg toro torr tort toru totc toth toto totr tott toug touh tour tout trcc trfc trfr troc trog troo trot trou trtc trtr truc trug trut truu ttfc ttff tttt tucc tuch tuco tufc tuff tufo tuft tufu tugg tugh tugu tuht tuhu tuor turc turf turg turo turr turt turu tuto tutt tutu tuuo ucho ucrc ucut ufcu ugcc ugcg uggo uggt ugro ugur uguu uhoh uhuh uocc uofg uofo uor- urch urff urft urgh urgu urho uro- uroo urrh urth urur urut utfo utor utto uttu utug uuoc uutf uuuu