Distinguishing COENG TA from COENG DA in Khmer script

[James Kass]

On 2020-06-24 12:03 AM, Richard Wordingham via Unicode wrote:
> My immediate concern was the alternative Old Khmer spellings អ្តា and
> អ្ដា, which look identical in most fonts.  However, I am told the
> Windows UI font Leelawadee UI distinguishes them, which could make it
> difficult to outlaw deliberate distinction.
The Leelawadee font with Windows 7 covers Thai but not Khmer.