latin
latin -letter  (don't match "letter")
"digit three"  (entire phrase)

codepoint:1f32
cp:1f32  (shorthand)
cp:1234  (1234 hex OR 1234 decimal)
cp:#1234  (1234 hex only)
cp:>=#2000 cp:<#3000

block:cyrillic

property:Math
prop:Math  (shorthand)

version:3.1
ver:17  (shorthand)