cccc cccl cccv cchl cchr cclc cclv ccoc ccrc ccrl ccrt cctc cctl cctt cctv ccvo chch chlc chlr chlt choc choh chol choo chor chov chrc chro chrr chrt chto chtr chtt chtv chvo cloo clor clot clro clrv cltc cltv coch coco coct coho col- coll colo colt cooh cool coot cor- corc corl coro corr cort cotc coth coto cott covo crcc crcr croc croh crol croo cror crot crrt crtc crtl crtv ctol ctor ctot ctrc ctrl ctvo ctvt cvcc cvrr hccc hcch hctv hhcl hhhh hoch hocr hohl hoho hol- holc holh holl holo holt hool hoor hoot horc horl horo horr hort hoth hotl hoto hotr hott hrrc hrtv htcc htoh htol httr hvcc hvtr lccc lchc lchr lcor lcrl lcrv lctl lcto lhhh lhor llcc lllc llll lloc lloo lo-v locc loch loco loho lohr loll lolo looc lool loor loot loro loth lotl loto lotr lott lotv lovo lroc lrrc lrrr lrtv ltcc lthr lttc lttr lttv lvcc lvov lvrr occc occt ocht oclc ocrl ocro ocrr oct- octo ohcc ohho ohoh ohto olcc ollo olor olot olov oocr ooho oolo oooh oooo oort orch orco orlo oro- oror orot orro ortc orth orto orvr otcl otho othr oto- otoh otoo otor otov otro otto ovo- ovol ovoo ovot rccc rctc rctv rcvr rhoc rhoh rocc roch roco rohl rohr roll rolo rolt rool roor root rorc roro rort rotc roth rotl roto rotr rott rovo rrrr rtcc rtlt rv-c rvvh tccc tch- tchh tcho tchr tcov tctc thch thoo thor thot thro thtr tlco toch toco toho tol- toll tolo tolt tooh tool toor toot torc toro torr tort torv totc toth toto totr tott tovo trcc trcl troc troo trot trtc trtr trvl tttt tvro tvrr tvtv vhhh vlcc vloc vlvt voho volc voll volo volt vooc vool voor voot vor- voro vort voth voto vroc vrot vrto vtol vtvl vvvv