-ic c-- ccc ccf cci cck ccl ccr ccs cct cfc cff cfi cfk cfl cfr cfs cft ci- cic cif cii cik cil cir cis cit ckc cki cks ckt cl- clc clf cli clk cll clr cls clt crc crf cri crk crl crr crs crt csc csf csi csk csl csr css cst ctc ctf cti ctk ctl ctr cts ctt fcc fcf fci fck fcl fcr fcs fct ffc fff ffi ffk ffl ffr ffs fft fic fif fii fik fil fir fis fit fkc fkf fki fkk fkl fkt flc flf fli fll flr fls flt frc frf fri frk frl frr frs frt fsc fsf fsi fsk fsl fsr fss fst ftc ftf fti ftk ftl ftr fts ftt i-f icc icf ici ick icl icr ics ict ifc iff ifi ifl ifr ifs ift iic iif iii iil iir iis iit ikc ikf iki ikk ikl ikr iks ikt il- ilc ilf ili ilk ill ilr ils ilt ir- irc irf iri irk irl irr irs irt is- isc isf isi isk isl isr iss ist itc itf iti itk itl its itt k-t kcc kci kck kcl kcr kcs kct kfc kff kfi kfs kic kif kii kik kil kir kis kit kkc kki kkk kkl kkr kks kkt kl- klc klf kli klr kls klt krc krf kri krk krl krr krs krt ksc ksf ksi ksk ksl ksr kss kst ktc ktf ktk ktl ktr kts ktt lcc lcf lci lck lcl lcr lcs lct lfc lff lfi lfk lfl lfr lfs lft lic lif lii lik lil lir lis lit lkl lkr lks lkt llc llf lli llk lll llr lls llt lrc lrf lri lrk lrr lrs lrt lsc lsf lsi lsk lsl lsr lss lst ltc ltf lti ltk ltl ltr lts ltt rcc rcf rci rcl rcr rcs rct rfc rff rfi rfk rfl rfr rfs rft ric rif rii rik ril rir ris rit rkc rkf rkk rks rkt rlc rlf rli rll rlr rls rlt rrc rrf rri rrk rrl rrr rrs rrt rsc rsf rsi rsk rsl rsr rss rst rtc rtf rti rtk rtl rtr rts rtt scc scf sci sck scl scr scs sct sfc sff sfi sfk sfl sfr sfs sft sic sif sii sik sil sir sis sit sk- skc skf ski skk skl skr sks skt slc slf sli slk sll slr sls slt sr- src srf sri srk srl srr srs srt ss- ssc ssf ssi ssk ssl ssr sss sst stc stf sti stk stl str sts stt tcc tcf tci tck tcl tcr tcs tct tfc tff tfi tfk tfl tfr tfs tft tic tif tii tik til tir tis tit tkc tkk tkl tkr tks tkt tlc tlf tli tlk tll tlr tls tlt trc trf tri trk trl trr trs trt tsc tsf tsi tsk tsl tsr tss tst ttc ttf tti ttk ttl ttr tts ttt