ampersand_ampersand
asterisk_equal
bar_bar
bar_greater
colon_colon
colon_equal
equal_equal
equal_equal_equal
equal_equal_greater
equal_greater
equal_less_less
exclam_equal
exclam_equal_equal
exclam_exclam
greater_equal
greater_equal_greater
greater_greater
greater_greater_equal
hyphen_equal
hyphen_greater
hyphen_hyphen
hyphen_hyphen_greater
less_bar
less_equal
less_equal_equal
less_equal_greater
less_equal_less
less_exclam_hyphen_hyphen
less_hyphen
less_hyphen_greater
less_hyphen_hyphen
less_less
less_less_equal
less_slash
less_slash_greater
plus_equal
plus_plus
question_question
quotedbl_quotedbl_quotedbl
quotesingle_quotesingle_quotesingle
semicolon_semicolon
slash_equal
slash_greater
underscore_underscore
w_w_w