-ol c-- ccc ccd ccl ccn cco ccr ccu cdc cdd cdl cdn cdo cdr cdu cl- clc cld cll cln clo clr clu cn- cnc cnd cnl cnn cno cnr cnu co- coc cod col con coo cor cou crc crd crl crn cro crr cru cuc cud cul cun cuo cur cuu dcc dcd dcl dcn dco dcr dcu ddc ddd ddl ddn ddo ddr ddu dl- dlc dld dll dlo dlr dlu dnc dnd dnl dnn dno dnr doc dod dol don doo dor dou drc drd drl drn dro drr dru duc dud dul dun duo dur lcc lcd lcl lcn lco lcr lcu ldc ldd ldl ldn ldo ldr ldu llc lld lll lln llo llr llu lnc lnd lnl lnn lno lnr lnu loc lod lol lon loo lor lou lrc lrd lrn lro lrr lru luc lud lul lun luo lur luu ncc ncd ncl ncn nco ncr ncu ndc ndd ndl ndn ndo ndr ndu nlc nld nll nln nlo nlr nlu nnc nnl nnn nno nnu no- noc nod nol non noo nor nou nrc nrd nrl nrn nro nrr nru nuc nud nul nun nuo nur nuu oc- occ ocd ocl ocn oco ocr ocu odc odd odl odn odo odr odu olc old oll oln olo olu on- onc ond onl onn ono onr onu oo- ooc ood ool oon ooo oor or- orc ord orl orn oro orr oru ou- ouc oud oul oun ouo our rcc rcd rcl rcn rco rcr rcu rdc rdd rdl rdn rdo rdr rdu rlc rld rll rln rlo rlr rlu rnc rnd rnn rno rnr rnu roc rod rol ron roo ror rou rrc rrd rrl rrn rrr rru ruc rud run ruo rur ruu ucc ucd ucl ucn uco ucr ucu udc udd udl udn udo udr udu ulc uld ull uln ulo ulr ulu un- unc und unl unn uno unr unu uoc uod uol uon uoo uor ur- urc urd url urn uro urr uru uuc uun uur uuu