-ol c-- ccc ccd cce cck ccl cco cct ccu cdc cdd cde cdk cdl cdo cdt cdu ce- cec ced cee cek cel ceo cet ceu ckc ckd cko ckt cl- clc cld cle clk cll clo clt clu co- coc cod coe cok col coo cot cou ctc ctd cte ctk ctl cto ctt ctu cuc cud cue cuk cul cuo cut cuu dcc dcd dce dck dcl dco dct dcu ddc ddd dde ddk ddl ddo ddt ddu de- dec ded dee dek del deo det deu dkc dke dkk dkl dko dkt dku dl- dlc dld dle dlk dll dlo dlt dlu doc dod doe dok dol doo dot dou dtc dtd dte dtk dtl dto dtt dtu duc dud due duk dul duo dut ec- ecc ecd ece eck ecl eco ect ecu ed- edc edd ede edk edl edo edt edu eec eed eee eek eel eeo eet ekc ekd eke ekl eko ekt eku elc eld ele elk ell elo elt elu eo- eoc eod eoe eok eol eoo eot eou etc etd ete etk etl eto ett etu eu- euc eud eue eul eut k-t kcc kcd kce kck kcl kct kcu kdc kde kdk kdl kdo kdt kdu ke- kec ked kee kek kel keo ket kkc kke kkk kkl kkt kku kl- klc kld klo klt klu koc kod koe kok kol koo kot kou ktc kte ktk ktl kto ktt ktu kuc kud kue kuk kul kut kuu lcc lcd lce lck lcl lco lct lcu ldc ldd lde ldk ldl ldo ldt ldu lec led lee lek lel leo let leu lkl lkt llc lld lle llk lll llo llt llu loc lod loe lok lol loo lot lou ltc ltd lte ltk ltl lto ltt ltu luc lud lue luk lul luo lut luu oc- occ ocd ock ocl oco oct ocu odc odd ode odl odo odt odu oec oed oee oel oeo oet okc okd oke okk okl oko oku olc old ole olk oll olo olt olu oo- ooc ood ook ool ooo oot ot- otc otd ote otk otl oto ott otu ou- ouc oud oue ouk oul ouo out tcc tcd tce tck tcl tco tct tcu tdc tdd tde tdk tdl tdo tdt tdu te- tec ted tee tek tel teo tet teu tkc tke tkk tkl tko tkt tlc tld tle tlk tll tlo tlt tlu to- toc tod toe tok tol too tot tou ttc ttd tte ttk ttl tto ttt ttu tuc tud tue tuk tul tuo tut tuu ucc ucd uce uck ucl uco uct ucu udc udd ude udk udl udo udt udu uec ued uee uel uet ukc uke ukk ukl uku ulc uld ule ulk ull ulo ult ulu uoc uod uoe uok uol uoo uot utc utd ute utk utl uto utt utu uuc uue uut uuu