c-- ccc ccd ccf cck cco ccr ccs ccu cdc cdd cdf cdk cdo cdr cds cdu cfc cfd cff cfk cfo cfr cfs cfu ckc ckd cko cks co- coc cod cof cok coo cor cos cou crc crd crf crk cro crr crs cru csc csd csf csk cso csr css csu cuc cud cuf cuk cuo cur cus cuu dcc dcd dcf dck dco dcr dcs dcu ddc ddd ddf ddk ddo ddr dds ddu dfc dfd dff dfk dfo dfr dfs dfu dkc dkk dko dkr dks dku doc dod dof dok doo dor dos dou drc drd drk dro drr drs dru dsc dsd dsf dsk dso dsr dss dsu duc dud duf duk duo dur dus fcc fcd fcf fck fco fcr fcs fcu fdc fdd fdf fdk fdo fdr fds fdu ffc ffd fff ffk ffo ffr ffs ffu fkc fkf fkk foc fof fok foo for fos fou frc frd frf frk fro frr frs fru fsc fsd fsf fsk fso fsr fss fsu fud fuf fuk fuo fur fus fuu kcc kcd kck kcr kcs kcu kdc kdf kdk kdo kdr kds kdu kfc kfd kff kfo kfs kfu kkc kkk kkr kks kku koc kod kof kok koo kor kos kou krc krd krf krk kro krr krs kru ksc ksd ksf ksk kso ksr kss ksu kuc kud kuk kur kus kuu oc- occ ocd ocf ock oco ocr ocs ocu odc odd odf odo odr ods odu of- ofc ofd off ofo ofr ofs ofu okc okd okk oko okr oks oku oo- ooc ood oof ook ooo oor oos or- orc ord orf ork oro orr ors oru os- osc osd osf osk oso osr oss osu ou- ouc oud ouf ouk ouo our ous rcc rcd rcf rco rcr rcs rcu rdc rdd rdf rdo rdr rds rdu rfc rfd rff rfk rfo rfr rfs rfu rkc rkf rkk rko rks rku roc rod rof rok roo ror ros rou rrc rrd rrf rrk rrr rrs rru rsc rsd rsf rsk rso rsr rss rsu ruc rud ruf ruk ruo rur rus ruu scc scd scf sck sco scr scs scu sdc sdd sdf sdk sdo sdr sds sdu sfc sfd sff sfk sfo sfr sfs sfu sk- skc skd skf skk sko skr sks sku soc sod sof sok soo sor sos sou sr- src srd srf srk sro srr srs ss- ssc ssd ssf ssk sso ssr sss ssu suc sud suf suk suo sur sus suu ucc ucd ucf uck uco ucr ucs ucu udc udd udf udk udo udr uds udu ufc ufd uff ufo ufr ufs ufu ukc ukf ukk ukr uku uoc uod uok uoo uor uos ur- urc urd urf urk uro urr urs uru usc usd usf usk uso usr uss usu uuc uur uus uuu

-ous c-cd cccc cccf cccs cccu ccdc ccdf ccdr ccds ccfc ccfd ccff ccoc ccod ccrc ccrf ccrs ccsd ccsf ccss ccuc ccus cd-r cdcs cddr cdfs cdos cdrs cdss cfcf cfco cfcs cfds cffr cfor cfos ckck ckco ckcs ckdo ckdu ckfr ckoc ckoo ckor ckos ckrc ckrd ckso cock coco cocu codd cods cofc coff cofs cok- coko cood coof cook coos cor- corc cord corf cork coro corr cors cosc coso coss coud couk cour cous crcc crcr crdc crfc crfs crkc croc crod crok croo cror crss crud cruk crus cscc cscd cscf csco cscr cscs csdr csfc csfr csks csor csos csrc csrd csrs cssd cssr csuf csur csus cucc cuck cuds cufc cuff cufo cuk- curd curf curo curr curs cusd cusk cuso cuss cusu dccc dccs dccu dcds dcfc dcfs dcos dcrk dcsc dcss dddd ddoc ddrc ddss dfcc dfco dfcs dfcu dfds dfrf dkdc dock doco docs docu dod- dodd dodo dods doff doko dood doof dook door doos dorc dord dorf dork doro dorr dors doru dosk doso doss douc doud douf douk dour dous drfc drod drof drou drrs druk drus druu dscc dscr dscs dsdr dsfc dsos dsrc dsrr dssc duck duco ducs dudd dudo duds dudu dufc duff dufu duku duo- duos durk duro duru dusk duur f--k fccf fcds fcsc fcuk fdoc fdos ffcc ffff ffrr ffss fock foco focs fofo food foof fook foos for- ford fork foro forr fors foso foss foud four fous frcc frfc fros frou frsc frso fscc fsck fsfo fssc fssf fuc- fuck fudd fufc fuff fufu fukk fuko fuku fuor fur- furo furr furs fusc fusd fusk fuso fuss fusu k-os kccc kccd kcck kccr kccu kcdc kcdd kcdr kcds kcdu kcfc kcfd kcfo kckc kckf kckk kcko kckr kcof kcor kcos kcou kcrc kcro kcrr kcrs kcru kcsc kcsd kcsf kcsr kcss kcsu kcuf kcuk kdcc kdcd kdco kdcr kddc kddd kddf kddk kddr kdfc kdfo kdfr kdkd kdkk kdko kdkr kdoc kdok kdrf kdro kdrs kdsc kdsd kdsk kdsr kdss kdsu kduc kdur kdus kfcd kfcf kfco kfcr kfcs kfff kffk kfok kfoo kfor kfrc kfrd kfro kfrr kfrs kfru kfsd kfsk kfsr kfuo kkcd kkck kkco kkcr kkcs kkdc kkdd kkdo kkfr kkfs kkkk kkoo kkor kkrc kkrf kkrk kkro kkrr kkrs kksd kksf kksr kkss kksu kkus kkuu kocd kocf kock kocs kodk kodo kods kodu kofc koff kofk kofo kofu kokc kokf kokk koko kokr koks koku kooc kook kooo koor koos koou korc kord korf kork koro korr kors koru kos- kosc kosd kosf koso kosr koss kosu kour kous kouu krcc krcd krco krcs krcu krdc krdd krdo krdr krds krdu krfc krfd krff krfo krfs krkc krkd krkk krko krkr krks krku kroc krod krof krok kroo kror kros krrc krrf krrk krro krrr krrs krsc krsd krsf krsk krsr krss krsu kruc kruf kruk krur ksck ksco kscr kscs kscu ksdc ksdk ksdr ksds ksfc ksfo ksfr kskd kskf kskk ksko kskr ksks ksku ksoc ksof ksok ksoo ksor ksos ksou ksrf ksro ksrr ksrs ksso kssr ksss kssu ksud ksuu kucc kucd