-hou cccc cccf cccl cccu ccfc ccff ccfl cchl cchr cclc ccoc ccrc ccrf ccrl ccrt cctc cctl cctt ccuc ccut cfcf cfcl cfco cffr cfor cfrt cftc cfth cftl cftr chch chfc chfr chlc chlr chlt choc choh chol choo chor chou chrc chrf chro chrr chrt chto chtr chtt chul chur chut clof cloo clor clot clou clro cltc cluh clut coch coco coct cocu cofc coff coft coho col- coll colo colt colu coof cooh cool coot cor- corc corf corl coro corr cort cotc coth coto cott cotu coul cour cout crcc crcr crfc crfl crlf croc croh crol croo cror crot crrt crtc crtf crtl crut ctcf ctfc ctfo ctol ctor ctot ctrc ctrl cucc cufc cuff cufo culc cull culo cult curf curl curo curr curt cut- cutc cuth cuto cutt fccf fcch fcot fcto ffcc ffff ffrr fftf flcl floc floo flor flot flou fluf fluo flur foch foco fofo fohr folc foll folo folr folt foof fool foot for- forl foro forr fort foth foto fott foul four fout frcc frfc froh frol frot frou ft-c ft-l ftfc ftuc fuc- fuct fufc fuff fufu full fulu fuor fur- furl furo furr furt futo futu hccc hcch hcfc hhcl hhhh hhof hltf hlul hoch hocr hoff hofu hohl hoho hol- holc holh holl holo holt holu hoof hool hoor hoot horc horl horo horr hort hoth hotl hoto hotr hott hotu houf hour hout hrfc hrrc htcc htfc htoh htol httr huch hucu hufc huff hufu huhu hulc hull hult hulu huor huot hurl huro hurr hurt huru huth huto hutt hutu lccc lcfc lcfr lchc lchr lcor lcrl lctl lcto lfcc lhhh lhor llcc lllc llll lloc lloo locc loch loco locu loff loft loho lohr lohu loll lolo looc loof lool loor loot loro loth lotl loto lotr lott louh loul lour lout louu lrfc lroc lrrc lrrr ltcc ltfc lthr lttc lttr ltuc luch luff luft lufu luhu lull lulu luoh lurt luth occc occt ocht oclc ocrl ocro ocrr oct- octo ocul ocur ofcl ofcr off- offc offh offo offr offu ofor ohcc ohho ohoh ohto ohtu olcc ollo olof olor olot oltu olur oocr ooff ooho oolo oooh oooo oort orch orco orff orfu orlo orlu oro- orof oror orot orro ortc orth orto otcl otfc otho othr oto- otof otoh otoo otor otro otto ottu otur oucc ouch oufc ouff oulu our- ouro ourt out- outh outo ouu- rccc rcfc rctc rffc rffl rftc rhoc rhoh rocc roch roco rofc roff rofl rofo rohl rohr rohu rolf roll rolo rolt roof rool roor root rorc roro rort roru rotc roth rotl roto rotr rott rouf rouh roul rout rrfc rrrr rtcc rtfc rtlt ruch ruct rufc ruff rufo ruft ruhh ruhl ruhr rull rulo rurc ruro ruru ruth rutl ruto rutt rutu tccc tccu tcfc tch- tchh tcho tchr tchu tctc tcul tfcu tfot tftc thch thof thoo thor thot thou thro thru thtr thul thur tlco toch toco toff tofo toft tofu toho tohu tol- toll tolo tolt tolu toof tooh tool toor toot torc torf toro torr tort toru totc toth toto totr tott touh toul tour tout trcc trcl trfc trfr troc troo trot trou trtc trtr truc trut truu ttfc ttff tttt ttul tucc tuch tuco tufc tuff tufo tuft tufu tuht tuhu tull tulo tulu tuor turc turf turo turr turt turu tutl tuto tutt tutu tuuo ucho ucrc ucut ufcu uhcl uhoh uhuh ulcc ulch ulco ulft ullo ullr ulo- uloc ulto ultt ulul uocc uofl uofo uolc uor- urch urff urft urho uro- urol uroo urrh urth urur urut utfo utor utto uttu uulu uuoc uutf uuuu