sudo aptitude install msttcorefonts

[Dennis Mouille]

What is the message below?  How can I install msttcorefonts?
Dennis

Building tag database... Done
No candidate version found for msttcorefonts
No packages will be installed, upgraded, or removed.
0 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B of archives. After unpacking 0B will be used.
Writing extended state information... Done


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