-hou cccc cccu ccgc ccgt cchr ccoc ccrc ccrg ccrt cctc cctt ccuc ccut cgcc cgcg cgro cgtu chch choc choh choo chor chou chrc chro chrr chrt chto chtr chtt chug chur chut coch coco coct cocu cogh cogo coho cooh coot cor- corc corg coro corr cort cotc coth coto cott cotu cour cout crcc crcr croc croh croo cror crot crrt crtc crug crut ctgu ctor ctot ctrc cucc curo curr curt cut- cutc cuth cuto cutt gc-c gccc gcrg gctc gggg gghg ghug goch gocr gogh gogo goog goor goot gorg goro gorr gort goth goto gott gou- goug gour gout grcc groc grog groh groo gror grot grou grrr grtc grug grur grut gtco gtcr guch gugg gugh gugu guhr gurg gurh guro gurr gurt guru guth guto gutt gutu hccc hcch hcgh hggc hgtc hhgg hhhh hoch hocr hogg hogh hogo hogu hoho hoor hoot horc horg horo horr hort hoth hoto hotr hott hotu hour hout hrrc htcc htoh httr huch hucu hugg hugh hugo huhu huor huot huro hurr hurt huru huth huto hutt hutu occc occt ocht ocro ocrr oct- octo ocur oght ogog ogou ogro ohcc ohgr ohho ohoh ohto ohtu oocr ooho oooh oooo oort orch orco orgo oro- oror orot orro ortc orth orto otho othr oto- otog otoh otoo otor otro otto ottu otur oucc ouch ough our- ouro ourt out- outh outo ouu- rccc rcgc rcrg rctc rctg rgtr rhcg rhoc rhog rhoh rhug rocc roch roco rogg rogh rogo rohr rohu roog roor root rorc roro rort roru rotc rotg roth roto rotr rott rouh rout rrrr rtcc rtcg ruch ruct rugg rugh ruhh ruhr rurc ruro ruru ruth ruto rutt rutu tccc tccu tch- tchh tcho tchr tchu tctc tgcc tgtc thch thog thoo thor thot thou thro thru thtr thug thur toch toco togh togo togr togt toho tohu tooh toor toot torc torg toro torr tort toru totc toth toto totr tott toug touh tour tout trcc troc trog troo trot trou trtc trtr truc trug trut truu tttt tucc tuch tuco tugg tugh tugu tuht tuhu tuor turc turg turo turr turt turu tuto tutt tutu tuuo ucho ucrc ucut ugcc ugcg uggo uggt ugro ugur uguu uhoh uhuh uocc uor- urch urgh urgu urho uro- uroo urrh urth urur urut utor utto uttu utug uuoc uuuu