Than-bauk is a Burmese poetry style.
~A Burmese form
~A clever or witty poem
~Three lines, but not necessarily
~Four syllables per line
~The final syllable of the first line rhymes with the third syllable of the second line and second syllable of the third line, which would look like this:
xxxa (final syllable of the 1st line)
xxax
xaxb
xxbx
xbxc
xxcx
xcxx
And so on…