No definitions found for 'CCITT X.409'
Perhaps one of these:
cstc,
chetek,
ctos,
chateaugay,
cadiz, oh,
cates,
ctss,
chattahoochee,
chattooga,
cds,
catawissa,
chadwick,
cudahy, ca,
cdg,
cades,
cotise,
cts,
cgats,
cdc,
caddies,
cadiz,
cats,
ctca,
chateux,
cathouse,
csu/dsu,
cads,
caudex,
cutose,
coteaux,
coots,
chetek, wi,
catchy,
cateechee,
caddis,
citess,
coydog,
cotes,
coweta, ok,
cots,
coats, ks,
catoosa,
coats,
chautauqua,
cat's-eye,
cdsg,
caddice,
cgdc,
cttc,
ctc++,
cadge,
cahoots,
cdk,
cetacea,
coitus,
codec,
chaotic,
codex,
cohutta, ga,
cetus,
cutch,
cottus,
cadosia,
cottage,
caduke,
cdss,
cids,
chouteau, ok,
cadgy,
ceduous,
csdc,
chadic,
caddo, ok,
cetic,
ctc,
catso,
cattish,
cat's eye,
cat hook,
chadwicks,
cottise,
ctec,
cdsa,
codes,
caddish,
coates,
catechu,
cdc 6600,
cowitch,
catis,
csts,
cyatheaceae,
cautious,
cadis,
cutis,
coweta, ga,
csids,
chat show,
cadiz, ky,
cities,
catch