b-u bbb bbc bbd bbf bbk bbm bbs bbu bcb bcc bcd bcf bck bcm bcs bcu bdb bdc bdd bdf bdk bdm bds bdu bfb bfc bfd bff bfm bfs bfu bkb bkc bkf bkk bkm bks bmb bmc bmd bmf bmk bmm bms bmu bsb bsc bsd bsf bsk bsm bss bsu bub buc bud buf buk bum bus buu c-- cbb cbc cbd cbf cbk cbm cbs cbu ccb ccc ccd ccf cck ccm ccs ccu cdb cdc cdd cdf cdk cdm cds cdu cfb cfc cfd cff cfk cfm cfs cfu ckb ckc ckd ckm cks cmb cmc cmd cmf cmk cmm cms cmu csb csc csd csf csk csm css csu cub cuc cud cuf cuk cum cus cuu dbb dbc dbd dbf dbk dbm dbs dbu dcb dcc dcd dcf dck dcm dcs dcu ddb ddc ddd ddf ddk ddm dds ddu dfb dfc dfd dff dfk dfm dfs dfu dkb dkc dkk dkm dks dku dmb dmc dmd dmf dmk dmm dms dmu dsb dsc dsd dsf dsk dsm dss dsu dub duc dud duf duk dum dus fbb fbc fbd fbf fbk fbm fbs fbu fcb fcc fcd fcf fck fcm fcs fcu fdb fdc fdd fdf fdk fdm fds fdu ffc ffd fff ffk ffm ffs ffu fkb fkc fkf fkk fkm fmb fmc fmd fmf fmm fms fmu fsb fsc fsd fsf fsk fsm fss fsu fub fud fuf fuk fum fus fuu kbb kbc kbd kbf kbk kbm kbs kbu kcb kcc kcd kck kcm kcs kcu kdb kdc kdf kdk kdm kds kdu kfc kfd kff kfm kfs kfu kkb kkc kkk kkm kks kku kmb kmc kmd kmf kmk kmm kms kmu ksb ksc ksd ksf ksk ksm kss ksu kub kuc kud kuk kum kus kuu m-f mbb mbc mbd mbf mbk mbm mbs mbu mc- mcb mcc mcd mcf mck mcm mcs mcu mdb mdc mdd mdf mdk mdm mds mdu mfb mfc mfd mff mfm mfs mfu mkb mkc mkd mkk mkm mks mku mmb mmc mmd mmf mmk mmm mms mmu msb msc msd msf msk msm mss msu mub muc mud muf muk mum mus muu sbb sbc sbd sbf sbk sbm sbs sbu scb scc scd scf sck scm scs scu sdb sdc sdd sdf sdk sdm sds sdu sfb sfc sfd sff sfk sfm sfs sfu sk- skb skc skd skf skk skm sks sku smb smc smd smf smk smm sms smu ss- ssb ssc ssd ssf ssk ssm sss ssu sub suc sud suf suk sum sus suu ubb ubc ubf ubk ubs ubu ucb ucc ucd ucf uck ucm ucs ucu udb udc udd udf udk udm uds udu ufc ufd uff ufm ufs ufu ukb ukc ukf ukk uku um- umb umc umd umf umm ums umu usb usc usd usf usk usm uss usu uuc uum uus uuu

bbbb bbbs bbcm bbdd bbfc bcbc bcbs bccc bccm bccs bcds bcfc bcfm bcms bcsc bcsm bcss bcuc bdbc bddc bdsd bdsm bduf bfcs bffs bmdb bmfc bmus bsbd bscs bsfc bsff bsfs bsms bssc bssd bssm bubb bubs bubu bucc buck bucs bucu budb budd buds budu bufc buff bukk buku bum- bumb bumf bums busc busk buss busu buus c-cd cbbc cbbs cbcc cbcm cbcs cbcu cbdb cbdc cbds cbfb cbfc cbkm cbms cbsc cbsm cbus ccbc cccb cccc cccf cccm cccs cccu ccdc ccdf ccdm ccds ccfc ccfd ccff cckm ccmb ccmc ccmd ccmm ccms ccsd ccsf ccss ccuc ccus cdbf cdcs cddb cdfs cdmf cdms cdss cfbc cfbs cfcb cfcf cfcm cfcs cfds cffb cfmb cfms cfmu ckbc ckck ckcm ckcs ckdm ckdu cksb cmbc cmbs cmcc cmcs cmdb cmfb cmmb cmmc cmms cmsc cmsf cmus csbf csbm cscb cscc cscd cscf cscs csdb csfc csks csmc csmu cssd cssm csuf csum csus cub- cubb cubs cucc cuck cucm cuds cufc cuff cuk- cum- cums cusb cusd cusk cuss cusu dbcc dbcs dbfc dbfs dbms dbss dbus dcbc dccb dccc dccs dccu dcdb dcds dcfc dcfs dcms dcmu dcsc dcss dddd ddss ddub dfcc dfcs dfcu dfds dfsm dkdc dkms dmbf dmcc dmcm dmcs dmdc dmds dmss dmus dsbc dscc dscs dsdm dsfc dsmb dsmc dsms dssc dub- dubb dubc dubs dubu duck ducs dudd duds dudu dufc duff dufu duku dumb dumm dums dusk f--k fbsd fbus fcbs fccf fcds fcsc fcuk ffcc ffff ffss fmcs fmss fscb fscc fsck fssc fssf fubb fubs fubu fuc- fuck fucm fudd fufc fuff fufu fukk fuku fumc fums fusc fusd fusk fuss fusu kbbb kbbc kbbd kbbf kbbk kbbm kbbs kbbu kbcb kbck kbcs kbcu kbdb kbdf kbds kbfb kbfc kbff kbfk kbfm kbfs kbkb kbkf kbkk kbmb kbmc kbms kbsb kbsk kbsm kbss kbsu kbub kbuc kbud kbuf kbuk kbus kbuu kcbc kcbd kcbf kcbk kcbs kcbu kccb kccc kccd kcck kccu kcdc kcdd kcds kcdu kcfb kcfc kcfd kcfm kckc kckf kckk kckm kcmb kcmc kcmd kcmf kcmk kcmm kcms kcsb kcsc kcsd kcsf kcsm kcss kcsu kcub kcuf kcuk kdbb kdbm kdbs kdcc kdcd kddb kddc kddd kddf kddk kdfc kdfm kdkb kdkd kdkk kdmc kdmd kdms kdsc kdsd kdsk kdsm kdss kdsu kdub kduc kdus kfbc kfbk kfcd kfcf kfcm kfcs kfdm kffb kfff kffk kffm kfkb kfmb kfmd kfmf kfmk kfmm kfsd kfsk kfsm kkbb kkbd kkbs kkcb kkcd kkck kkcm kkcs kkdc kkdd kkdm kkfm kkfs kkkk kkmc kkmk kkms kksd kksf kksm kkss kksu kkus kkuu kmbc kmbd kmbs kmcb kmcc kmcd kmcf kmcm kmcs kmcu kmdb kmds kmfc kmfd kmfm kmfs kmkf kmkk kmks kmmf kmmk kmmm kmms kmsb kmsc kmsd kmss kmsu kmuc kmud kmus ksbc ksbs kscb ksck kscm kscs kscu ksdc ksdk ksdm ksds ksfb ksfc ksfm kskb kskd kskf kskk ksks ksku ksmb ksmc ksmd ksmf ksmm ksms ksmu kssm ksss kssu ksub ksud ksum ksuu kubb kubc kubd kubs kubu kucb kucc kucd kudd kudu kufc kuff kufm kukk kuks kuku kumm kumu kusb kusc kusd kusf kusu kuub kuuk kuuu