Source

Firefox Enhanced Find Extension / locale / en-US / smartfind.dtd

Full commit
<!ENTITY smartfindSimilarCheckbox.label "Similar">
<!ENTITY smartfindSimilarCheckbox.accesskey "s">
<!ENTITY smartfindSimilarMenu.label "Find Similarity Level">
<!ENTITY smartfindSimilarMenu.key "L">
<!ENTITY smartfindRegexCheckbox.label "Regular Expression">
<!ENTITY smartfindRegexCheckbox.accesskey "r">
<!ENTITY smartfindMenuItemLow.label "Low">
<!ENTITY smartfindMenuItemLow.key "L">
<!ENTITY smartfindMenuItemMedium.label "Medium">
<!ENTITY smartfindMenuItemMedium.key "M">
<!ENTITY smartfindMenuItemHigh.label "High">
<!ENTITY smartfindMenuItemHigh.key "H">