-al -ol a-a a-c a-t aaa aac aal aan aao aar aat ac- aca acc acl acn aco acr act al- ala alc all aln alo alr alt an- ana anc anl ann ano anr ant aoa aoc aol aon aoo aor aot ar- ara arc arl arn aro arr art at- ata atc atl atn ato atr att c-- caa cac cal can cao car cat cca ccc ccl ccn cco ccr cct cl- cla clc cll cln clo clr clt cn- cna cnc cnl cnn cno cnr cnt co- coa coc col con coo cor cot cra crc crl crn cro crr crt cta ctc ctl ctn cto ctr ctt la- laa lac lal lan lao lar lat lca lcc lcl lcn lco lcr lct lla llc lll lln llo llr llt lna lnc lnl lnn lno lnr lnt loa loc lol lon loo lor lot lra lrc lrn lro lrr lrt lta ltc ltl lto ltr ltt naa nac nal nan nao nar nat nca ncc ncl ncn nco ncr nct nla nlc nll nln nlo nlr nlt nna nnc nnl nnn nno nnt no- noa noc nol non noo nor not nra nrc nrl nrn nro nrr nrt nta ntc ntn nto ntr ntt oaa oac oal oan oao oar oat oc- oca occ ocl ocn oco ocr oct ola olc oll oln olo olt on- ona onc onl onn ono onr ont oo- ooa ooc ool oon ooo oor oot or- ora orc orl orn oro orr ort ot- ota otc otl otn oto otr ott ra- raa rac ral ran rao rar rat rca rcc rcl rcn rco rcr rct rla rlc rll rln rlo rlr rlt rna rnc rnn rno rnr rnt roa roc rol ron roo ror rot rra rrc rrl rrn rrr rrt rta rtc rtl rtn rto rtr rtt taa tac tal tan tao tar tat tca tcc tcl tcn tco tcr tct tla tlc tll tln tlo tlr tlt tna tnc tnl tnn tno tnr tnt to- toa toc tol ton too tor tot tra trc trl trn tro trr trt tta ttc ttl ttn tto ttr ttt