오랜만이에요 = Long time no see.
이게 얼마만에에요 = It’s been a long time.
얼마만에 보는 거죠? = How long has it been since we last met?
별일 없죠? = Everything alright? (별일 = some big bad event)
요새 어떻게 지내요? = How are you doing these days?
지난 번에 본 게 벌써 2년 전이에요? = The last time we met was already 2 years ago?
작년 가을에 보고 못 봤죠? = We haven’t met since last fall, right?
앞으로는 자주 연락 하고 지내요 = Let’s stay in touch often from now on.
왜 그렇게 얼굴 보기가 힘들어요? = Why is it so hard to meet you?
오랜만에 만났는데 하나도 안 변했네요? = It’s been a long time and you haven’t changed a bit.
3년 전에 보고 처음 보는 거죠? = We are meeting for the first time in three years, right?
옛날 그대로네요 = You’re the same as before/haven’t changed a bit.