. period
， comma
： colon
； semicolon
！ exclamation
？ question mark
- hyphen
apostrophe
_ dash
single quotation marks
double quotation marks
parenthesis
square brackets
... ellipsis
~ swung dash
section； division
arrow
+ plus
- minus
plus or minus
is multiplied by
is divided by
= is equal to
is not equal to
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