c-- ccc ccf cck ccl ccr ccs cct ccu cfc cff cfk cfl cfr cfs cft cfu ckc cks ckt cl- clc clf clk cll clr cls clt clu crc crf crk crl crr crs crt cru csc csf csk csl csr css cst csu ctc ctf ctk ctl ctr cts ctt ctu cuc cuf cuk cul cur cus cut cuu fcc fcf fck fcl fcr fcs fct fcu ffc fff ffk ffl ffr ffs fft ffu fkc fkf fkk fkl fkt flc flf fll flr fls flt flu frc frf frk frl frr frs frt fru fsc fsf fsk fsl fsr fss fst fsu ftc ftf ftk ftl ftr fts ftt ftu fuf fuk ful fur fus fut fuu k-t kcc kck kcl kcr kcs kct kcu kfc kff kfs kfu kkc kkk kkl kkr kks kkt kku kl- klc klf klr kls klt klu krc krf krk krl krr krs krt kru ksc ksf ksk ksl ksr kss kst ksu ktc ktf ktk ktl ktr kts ktt ktu kuc kuk kul kur kus kut kuu lcc lcf lck lcl lcr lcs lct lcu lfc lff lfk lfl lfr lfs lft lfu lkl lkr lks lkt llc llf llk lll llr lls llt llu lrc lrf lrk lrr lrs lrt lru lsc lsf lsk lsl lsr lss lst lsu ltc ltf ltk ltl ltr lts ltt ltu luc luf luk lul lur lus lut luu rcc rcf rcl rcr rcs rct rcu rfc rff rfk rfl rfr rfs rft rfu rkc rkf rkk rks rkt rku rlc rlf rll rlr rls rlt rlu rrc rrf rrk rrl rrr rrs rrt rru rsc rsf rsk rsl rsr rss rst rsu rtc rtf rtk rtl rtr rts rtt rtu ruc ruf ruk rur rus rut ruu scc scf sck scl scr scs sct scu sfc sff sfk sfl sfr sfs sft sfu sk- skc skf skk skl skr sks skt sku slc slf slk sll slr sls slt slu sr- src srf srk srl srr srs srt ss- ssc ssf ssk ssl ssr sss sst ssu stc stf stk stl str sts stt stu suc suf suk sul sur sus sut suu tcc tcf tck tcl tcr tcs tct tcu tfc tff tfk tfl tfr tfs tft tfu tkc tkk tkl tkr tks tkt tlc tlf tlk tll tlr tls tlt tlu trc trf trk trl trr trs trt tru tsc tsf tsk tsl tsr tss tst tsu ttc ttf ttk ttl ttr tts ttt ttu tuc tuf tuk tul tur tus tut tuu ucc ucf uck ucl ucr ucs uct ucu ufc uff ufl ufr ufs uft ufu ukc ukf ukk ukl ukr uku ulc ulf ulk ull ulr uls ult ulu ur- urc urf urk url urr urs urt uru usc usf usk usl usr uss ust usu utc utf utk utl utr uts utt utu uuc uur uus uut uuu