c-- ccc ccd ccf ccl ccm ccn cct cdc cdd cdf cdl cdm cdn cdt cfc cfd cff cfl cfm cfn cft cl- clc cld clf cll clm cln clt cmc cmd cmf cml cmm cmn cmt cn- cnc cnd cnf cnl cnm cnn cnt ctc ctd ctf ctl ctm ctn ctt dcc dcd dcf dcl dcm dcn dct ddc ddd ddf ddl ddm ddn ddt dfc dfd dff dfl dfm dfn dft dl- dlc dld dlf dll dlm dlt dmc dmd dmf dml dmm dmn dmt dnc dnd dnf dnl dnm dnn dnt dtc dtd dtf dtl dtm dtn dtt fcc fcd fcf fcl fcm fcn fct fdc fdd fdf fdl fdm fdn fdt ffc ffd fff ffl ffm ffn fft flc fld flf fll flm fln flt fmc fmd fmf fml fmm fmn fmt fnc fnd fnf fnl fnm fnn fnt ftc ftd ftf ftl ftm ftn ftt lcc lcd lcf lcl lcm lcn lct ldc ldd ldf ldl ldm ldn ldt lfc lfd lff lfl lfm lfn lft llc lld llf lll llm lln llt lmc lmd lmf lml lmm lmn lmt lnc lnd lnl lnm lnn lnt ltc ltd ltf ltl ltm ltt m-f mc- mcc mcd mcf mcl mcm mcn mct mdc mdd mdf mdl mdm mdn mdt mfc mfd mff mfl mfm mfn mft mlc mld mlf mll mlm mln mlt mmc mmd mmf mml mmm mmn mmt mnc mnf mnl mnm mnn mnt mtc mtd mtf mtl mtm mtn mtt ncc ncd ncf ncl ncm ncn nct ndc ndd ndf ndl ndm ndn ndt nfc nfd nff nfl nfn nft nlc nld nlf nll nlm nln nlt nmc nmd nml nmm nmn nmt nnc nnf nnl nnm nnn nnt ntc ntd ntf ntm ntn ntt tcc tcd tcf tcl tcm tcn tct tdc tdd tdf tdl tdm tdn tdt tfc tfd tff tfl tfm tfn tft tlc tld tlf tll tlm tln tlt tmc tmd tmf tml tmm tmn tmt tnc tnd tnf tnl tnm tnn tnt ttc ttd ttf ttl ttm ttn ttt