U+1F44 not displayed. Screen font?

Dominique Meeùs <[email protected]>
Newsgroups gmane.comp.web.amaya.general
Message-ID <[email protected]>
In the sentence
l’/ontologie/, du grec ancien ὄντος (ontos), participe présent du verbe être
Amaya does not display ὄ (the U+1F44 ὄ if I am  not mistaken).
Is this a screen font problem? How do I change for a more complete font?
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