I think the following fixed field should have suggestions disabled for the time being:
AccM: Up to six one-character codes.
LTxt: Up to two, one-character codes
Ctry: Two- or three-character code
Lang: Three-character code
Proj: Two-character code
Relf: Up to four, one-character codes
SpFm: Up to two, one-character codes
I think the following fixed field should have suggestions disabled for the time being:
AccM: Up to six one-character codes.
LTxt: Up to two, one-character codes
Ctry: Two- or three-character code
Lang: Three-character code
Proj: Two-character code
Relf: Up to four, one-character codes
SpFm: Up to two, one-character codes