cccc cccf cccl ccfc ccff ccfl cchl cchr cclc ccoc ccrc ccrf ccrl ccrt cctc cctl cctt cfcf cfcl cfco cffr cfor cfrt cftc cfth cftl cftr chch chfc chfr chlc chlr chlt choc choh chol choo chor chrc chrf chro chrr chrt chto chtr chtt clof cloo clor clot clro cltc coch coco coct cofc coff coft coho col- coll colo colt coof cooh cool coot cor- corc corf corl coro corr cort cotc coth coto cott crcc crcr crfc crfl crlf croc croh crol croo cror crot crrt crtc crtf crtl ctcf ctfc ctfo ctol ctor ctot ctrc ctrl fccf fcch fcot fcto ffcc ffff ffrr fftf flcl floc floo flor flot foch foco fofo fohr folc foll folo folr folt foof fool foot for- forl foro forr fort foth foto fott frcc frfc froh frol frot ft-c ft-l ftfc hccc hcch hcfc hhcl hhhh hhof hltf hoch hocr hoff hohl hoho hol- holc holh holl holo holt hoof hool hoor hoot horc horl horo horr hort hoth hotl hoto hotr hott hrfc hrrc htcc htfc htoh htol httr lccc lcfc lcfr lchc lchr lcor lcrl lctl lcto lfcc lhhh lhor llcc lllc llll lloc lloo locc loch loco loff loft loho lohr loll lolo looc loof lool loor loot loro loth lotl loto lotr lott lrfc lroc lrrc lrrr ltcc ltfc lthr lttc lttr occc occt ocht oclc ocrl ocro ocrr oct- octo ofcl ofcr off- offc offh offo offr ofor ohcc ohho ohoh ohto olcc ollo olof olor olot oocr ooff ooho oolo oooh oooo oort orch orco orff orlo oro- orof oror orot orro ortc orth orto otcl otfc otho othr oto- otof otoh otoo otor otro otto rccc rcfc rctc rffc rffl rftc rhoc rhoh rocc roch roco rofc roff rofl rofo rohl rohr rolf roll rolo rolt roof rool roor root rorc roro rort rotc roth rotl roto rotr rott rrfc rrrr rtcc rtfc rtlt tccc tcfc tch- tchh tcho tchr tctc tfot tftc thch thof thoo thor thot thro thtr tlco toch toco toff tofo toft toho tol- toll tolo tolt toof tooh tool toor toot torc torf toro torr tort totc toth toto totr tott trcc trcl trfc trfr troc troo trot trtc trtr ttfc ttff tttt