* Support change function
Example of use)
After entering "Mugunghwa Samchully"
Result text when selecting the base ㅇ(Ieung): "Munggunghwang Sangcheongring"
Result text when selecting the base ㄷ(Digut):
* Separation of consonant vowels
Enter "Mugunghwa Samchully" → Result text: "ㅁㅜㄱㅜㅇㅎㅗㅏ ㅅㅏㅁㅊㅓㄴㄹㅣ"