If I press "R" key to insert "ㄱ" in Korean, "ㄲㄱ'' is inserted. I think the previous version of webkit (maybe before 19300) do not have this bug. Here is a key list. key | required result | actual reault q | ㅂ | ㅃㅂ w | ㅈ | ㅉㅈ e | ㄷ | ㄸㄷ r | ㄱ | ㄲㄱ t | ㅅ | ㅆㅅ y | ㅛ | ㅛㅛ u | ㅕ | ㅕㅕ i | ㅑ | ㅑㅑ o | ㅐ | ㅐㅐ p | ㅔ | ㅔㅔ a | ㅁ | ㅁㅁ s | ㄴ | ㄴㄴ d | ㅇ | ㅇㅇ f | ㄹ | ㄹㄹ g | ㅎ | ㅎㅎ h | ㅗ | ㅗㅗ j | ㅓ | ㅓㅓ k | ㅏ | ㅏㅏ l | ㅣ | ㅣㅣ z | ㅋ | ㅋㅋ x | ㅌ | ㅌㅌ c | ㅊ | ㅊㅊ v | ㅍ | ㅍㅍ b | ㅠ | ㅠㅠ n | ㅜ | ㅜㅜ m | ㅡ | ㅡㅡ
*** This bug has been marked as a duplicate of 12531 ***