cccc cccf cccl cccs ccfc ccff ccfl cclc ccls ccoc ccow ccsf ccsl ccss ccst cctc cctl cctt cfcf cfcl cfco cfcs cfcw cfls cfos cfsl cftc cftl cfwc clof cloo clos clot clow clsc cltc clts coco coct cofc coff cofs coft col- coll colo cols colt coof cool coos coot cosc cosl coso coss cost cotc coto cots cott cotw cowl cows cowt cscc cscf cscl csco cscs csfc csos csot cstc csto csts csws ctcf ctfc ctfo ctfs ctls ctol ctos ctot ctsc ctss ctts cttw cwfc cwos cwot cwsf cwts fccf fcot fcsc fcsl fcst fcto ffcc ffff ffss fftf fftw flcl floc floo flos flot flow flts foco focs fofo folc foll folo fols folt foof fool foos foot foso foss fost foto fots fott fotw fowl fscc fsfo fssc fssf ft-c ft-l ftfc ftos fttw ftwo fwcc fwfc lccc lccs lcfc lcls lcsc lctl lcto lcts lfcc lfts llcc llcs lllc llll lloc lloo locc loco locs loff loft loll lolo lols looc loof lool loos loot losc loso loss lost lotl loto lots lott lowl lows lowt loww lsco lscs lsfc lsfw lsof lsso lsts ltcc ltcs ltfc lttc lwfc lwoo lwow occc occt oclc ocos ocsw oct- octo octs ofcl off- offc offo offs ofst olcc olfs ollo olof olos olot olst ooff oofs oolo oooo ooos oost oots ootw oscc oscl osco oslo osoo osos osow osso ostc osts otcl otfc oto- otof otoo otos otow otso otto otts otwo owls owlt owow owt- owtt s-os sccc sccl sccs scct scfc scl- sclc scls scol scoo scot scow scsc scsl scso scst sctc sctl scto scts sfcc sfco sfcs sfcw sffc sflc sfls sfos sfss sfts slcc slft sloc sloo slos slot slow slsc slst slts socl soco socs sofo soft solf soll solo sols solt soof sool soos soot soso soss sost sotc sotl soto sots sotw sowf sowl sows sowt sscc sscs ssfc ssfl sslc sslt ssoc ssot sssc sssf ssss sstc sstl ssts ssws stcc stcs stfc stfw stlc stlo stlt stof stol stoo stos stot stow stsf stss sttc swcc swfc swoo swot swow swss swts tccc tcfc tcos tctc tcts tfot tfss tftc tlco tlos toco toff tofo toft tol- toll tolo tolt toof tool toos toot tosc toso toss tost totc toto tots tott towl tows tscc tsfc tsfl tsol tsos tssf tsst tstc tsts ttfc ttff ttss tttt two- twoc twof twol twoo twos twot twss wccc wccf wccl wcco wccs wcct wccw wcfc wcfl wcfo wcfs wcft wcfw wclc wclf wcll wclo wcls wclt wclw wcoc wcol wcoo wcos wcot wcsc wcsf wcsl wcso wcss wcst wcsw wctc wctf wctl wcto wcts wctt wctw wcwc wcwf wfcc wfcf wfcl wfco wfcs wfct wffc wfff wflc wflf wfll wflo wfls wflt wflw wfos wfot wfsc wfso wfss wfst wftc wftf wftl wftw wfwc wfwl wfwo wlcc wlcl wlco wlcs wlct wlfc wlff wlfl wlfs wlfw wllf wlll wllt wllw wloc wlof wlol wloo wlos wlsc wlso wlss wlst wlsw wltc wltf wltl wlto wlts wltt wltw wlwc wlwf wlwl wlwt wocc wocl woco wocs wofc woff wofl woft wolf woll wols wolt wolw wooc woof wool woos woot woow wosf wosl woso woss wost wosw wotc wotl wots wott wotw wowc wowf wowl wowo wows wowt woww wscc wscf wscl wsco wscs wscw wsfc wsff wsfl wsfs wsfw wsll wslo wslw wsoc wsof wsol wsoo wsos wssc wssl wsss wsst wssw wstc wstf wstl wsto wsts wstt wstw wsws wswt wsww wtcc wtcf wtcl wtco wtcs wtct wtcw wtfc wtlc wtlf wtlo wtls wtlw wtoc wtof wtol wtot wtow wtsf wtsl wtso wtss wttc wttf wttl wtto wtts wttt wttw wtwf wtwo wtws wtwt wtww wwcf wwcl wwco wwcs wwct wwcw wwfc wwfl wwfw wwlc wwlf wwll wwls wwlw wwof wwol wwos wwot wwow wwsc wwsf wwsl wwss wwst wwtc wwtf wwtw wwwc wwwl wwws wwww