Item "LilyPond|P" "help-open lilypond"
Item "Linguistics|L" "help-open linguistics"
Item "Multilingual Captions|C" "help-open MultilingualCaptions"
+ Item "Paralist|t" "help-open paralist"
Item "PDF comments|D" "help-open PDF-comment"
Item "PDF forms|o" "help-open PDF-form"
Item "Hazard and Precautionary Statements|H" "help-open H-P-statements"