죄송합니다 [joe-song-ham-ni-da] is a Korean/Hangul word that means SORRY.
주세요 [ju-se-yo] is a Korean/Hangul word that meaning PLEASE.
The phrase 안녕히 가세요 [an-nyeong-hi ga-se-yo] (while the other person is departing) indicates GOODBYE.
고맙습니다 [go-map-seum-ni-da] is the Korean/Hangul word for "THANK YOU."
네 [ne] is the Korean/Hangul word for "YES."
아니요 [a-ni-yo] is the Korean/Hangul word for "NO."
안녕하세요 [an-nyeong-ha-se-yo] is the Korean/Hangul word for "HELLO."