> > However, some Germans claim that /x/ and /รง/ are
> > distinct phonemes.
>
> Like /D/ and /T/ in English
Unifying English /D/ and /T/ in anything but an ad hoc fashion
requires the use of etymological markers such as [+Greek] as well as
grammatical conditioning. The latter might get round minimal pairs
such as 'sooth' and 'soothe'.