GADDh‖
pM9zg‖Insert
L9kTU‖
rHyd4‖The Insert toolbar let you select the following commands:
CBACQ‖Allows a user to insert characters from the range of symbols found in the installed fonts.
CA3je‖ 
qtoD9‖Opens a file selection dialog to insert an image into the current document.
ZThCF‖
wfWrg‖Inserts a video or audio file into your document.
HCaKm‖
xBEhs‖Media / Audio or Video
B2tXK‖Inserts a formula into the current document. For more information open the LibreOfficeDev Math Help.
6Cav3‖
TwJwb‖Insert Formula Object
xpQc8‖ 
BGAX9‖Inserts an OLE object into the current document. The OLE object is inserted as a link or an embedded object.
KBS5v‖ 