Do you know these words?

• おさきに

  Excuse me (said when leaving ahead of others)

• おさきに　しつれいします

  I'm leaving now.

• おせわに　なります

  thank you for your kindness ; I'm happy to be working with you

• おつかれさま（です）

  Good work.

• どうぞ　よろしくおねがいします

  Pleased to meet you. (lit. Please be nice to me. Usually it is used at the end of a self-introduction.)