s/!v:/[aeiouy]H/g;			 # unstressed long vowel
s/!v/[aeiouyx][HJW]?/g;			 # any vowel
s/!V[:V]/[AEIOUY]H/g;			 # stressed long vowel
s/!V/[AEIOUY][HJW]?/g;			 # stressed vowel
s/!y$/[aeiouy][^HJW]/;			 # unstressed short vowel 
s/!y/[aeiouy]/g;			 # 
s/!Y$/[AEIOUY][^HJW]/;			 # stressed short vowel
s/!Y/[AEIOUY]/g;			 #
s/!d/[aeiouy][JW]/g;			 # unstressed diphthong
s/!D/[AEIOUY][JW]/g;			 # stressed diphthong

s/!~c/[^ptkbdgCGfTsSvDzZmnNlrjwh# ]/g;
s/!~h/!s/g;
s/!~p/[^ptkbdgaeiouyxAEIOUYHJW# ]/g;
s/!~C/[^CGaeiouyxAEIOUYHJW# ]/g;
s/!~f/[^fTsSvDzZaeiouyxAEIOUYHJW# ]/g;
s/!~\?/[^ptkbdgCGmnNaeiouyxAEIOUYHJW# ]/g;
s/!~H/[^ptkCfTsSaeiouyxAEIOUYHJW# ]/g;
s/!~L/[^bdgGvDzZaeiouyxAEIOUYHJW# ]/g;
s/!~s/!h/g;
s/!~g/[^jwhaeiouyxAEIOUYHJW# ]/g;
s/!~n/[^mnNaeiouyxAEIOUYHJW# ]/g;
s/!~l/[^lraeiouyxAEIOUYHJW# ]/g;
s/!~S/[^CGSZszaeiouyxAEIOUYHJW# ]/g;
s/!~P/[^pbmfvwaeiouyxAEIOUYHJW# ]/g;
s/!~T/[^tdCGTDszSZnlrjaeiouyxAEIOUYHJW# ]/g;
s/!~J/[^CGSZrjaeiouyxAEIOUYHJW# ]/g;
s/!~K/[^kgNaeiouyxAEIOUYHJW# ]/g;

s/!b/([pbf][lrj]|[tdT][rjw]|[kg][lrjw])/g; # branching onset
s/!\$/[ptkbdgCGfTsSvDzZmnNlrjwh# ]/g;      # end of syllable
s/!c/[ptkbdgCGfTsSvDzZmnNlrjwh]/g;	   # consonant
s/!h/[ptkbdgCGfTsSvDzZ]/g;		   # obstruent
s/!p/[ptkbdg]/g;			   # plosive
s/!C/[CG]/g;				   # affricate
s/!f/[fTsSvDzZ]/g;			   # fricative
s/!\?/[ptkbdgCGmnN]/g;			   # stop
s/!H/[ptkCfTsS]/g;			   # fortis
s/!L/[bdgGvDzZ]/g;			   # lenis obstruent
s/!s/[mnNlrjwh]/g;			   # sonorant
s/!g/[jwh]/g;				   # glide
s/!n/[mnN]/g;				   # nasal
s/!l/[lr]/g;				   # liquid
s/!S/[CGSZsz]/g;			   # sibilant
s/!P/[pbmfvw]/g;			   # labial
s/!T/[tdCGTDszSZnlrj]/g;		   # coronal
s/!J/[CGSZrj]/g;			   # palatal
s/!K/[kgN]/g;				   # velar