-ol c-- ccc ccd ccf ccl ccn cco ccr cct cdc cdd cdf cdl cdn cdo cdr cdt cfc cfd cff cfl cfn cfo cfr cft cl- clc cld clf cll cln clo clr clt cn- cnc cnd cnf cnl cnn cno cnr cnt co- coc cod cof col con coo cor cot crc crd crf crl crn cro crr crt ctc ctd ctf ctl ctn cto ctr ctt dcc dcd dcf dcl dcn dco dcr dct ddc ddd ddf ddl ddn ddo ddr ddt dfc dfd dff dfl dfn dfo dfr dft dl- dlc dld dlf dll dlo dlr dlt dnc dnd dnf dnl dnn dno dnr dnt doc dod dof dol don doo dor dot drc drd drl drn dro drr drt dtc dtd dtf dtl dtn dto dtr dtt fcc fcd fcf fcl fcn fco fcr fct fdc fdd fdf fdl fdn fdo fdr fdt ffc ffd fff ffl ffn ffo ffr fft flc fld flf fll fln flo flr flt fnc fnd fnf fnl fnn fnr fnt foc fof fol fon foo for fot frc frd frf frl frn fro frr frt ftc ftd ftf ftl ftn fto ftr ftt lcc lcd lcf lcl lcn lco lcr lct ldc ldd ldf ldl ldn ldo ldr ldt lfc lfd lff lfl lfn lfo lfr lft llc lld llf lll lln llo llr llt lnc lnd lnl lnn lno lnr lnt loc lod lof lol lon loo lor lot lrc lrd lrf lrn lro lrr lrt ltc ltd ltf ltl lto ltr ltt ncc ncd ncf ncl ncn nco ncr nct ndc ndd ndf ndl ndn ndo ndr ndt nfc nfd nff nfl nfn nfo nfr nft nlc nld nlf nll nln nlo nlr nlt nnc nnf nnl nnn nno nnt no- noc nod nof nol non noo nor not nrc nrd nrf nrl nrn nro nrr nrt ntc ntd ntf ntn nto ntr ntt oc- occ ocd ocf ocl ocn oco ocr oct odc odd odf odl odn odo odr odt of- ofc ofd off ofl ofn ofo ofr oft olc old olf oll oln olo olt on- onc ond onf onl onn ono onr ont oo- ooc ood oof ool oon ooo oor oot or- orc ord orf orl orn oro orr ort ot- otc otd otf otl otn oto otr ott rcc rcd rcf rcl rcn rco rcr rct rdc rdd rdf rdl rdn rdo rdr rdt rfc rfd rff rfl rfn rfo rfr rft rlc rld rlf rll rln rlo rlr rlt rnc rnd rnn rno rnr rnt roc rod rof rol ron roo ror rot rrc rrd rrf rrl rrn rrr rrt rtc rtd rtf rtl rtn rto rtr rtt tcc tcd tcf tcl tcn tco tcr tct tdc tdd tdf tdl tdn tdo tdr tdt tfc tfd tff tfl tfn tfo tfr tft tlc tld tlf tll tln tlo tlr tlt tnc tnd tnf tnl tnn tno tnr tnt to- toc tod tof tol ton too tor tot trc trd trf trl trn tro trr trt ttc ttd ttf ttl ttn tto ttr ttt