-ol c-- ccc ccf ccl ccn cco ccr cct cfc cff cfl cfn cfo cfr cft cl- clc clf cll cln clo clr clt cn- cnc cnf cnl cnn cno cnr cnt co- coc cof col con coo cor cot crc crf crl crn cro crr crt ctc ctf ctl ctn cto ctr ctt fcc fcf fcl fcn fco fcr fct ffc fff ffl ffn ffo ffr fft flc flf fll fln flo flr flt fnc fnf fnl fnn fnr fnt foc fof fol fon foo for fot frc frf frl frn fro frr frt ftc ftf ftl ftn fto ftr ftt lcc lcf lcl lcn lco lcr lct lfc lff lfl lfn lfo lfr lft llc llf lll lln llo llr llt lnc lnl lnn lno lnr lnt loc lof lol lon loo lor lot lrc lrf lrn lro lrr lrt ltc ltf ltl lto ltr ltt ncc ncf ncl ncn nco ncr nct nfc nff nfl nfn nfo nfr nft nlc nlf nll nln nlo nlr nlt nnc nnf nnl nnn nno nnt no- noc nof nol non noo nor not nrc nrf nrl nrn nro nrr nrt ntc ntf ntn nto ntr ntt oc- occ ocf ocl ocn oco ocr oct of- ofc off ofl ofn ofo ofr oft olc olf oll oln olo olt on- onc onf onl onn ono onr ont oo- ooc oof ool oon ooo oor oot or- orc orf orl orn oro orr ort ot- otc otf otl otn oto otr ott rcc rcf rcl rcn rco rcr rct rfc rff rfl rfn rfo rfr rft rlc rlf rll rln rlo rlr rlt rnc rnn rno rnr rnt roc rof rol ron roo ror rot rrc rrf rrl rrn rrr rrt rtc rtf rtl rtn rto rtr rtt tcc tcf tcl tcn tco tcr tct tfc tff tfl tfn tfo tfr tft tlc tlf tll tln tlo tlr tlt tnc tnf tnl tnn tno tnr tnt to- toc tof tol ton too tor tot trc trf trl trn tro trr trt ttc ttf ttl ttn tto ttr ttt