yes; yes sir; yes ma'am

Explanation

1. yes; yes sir; yes ma'am
An exclamation uttered when the speaker answers the call of his/her elder.

2. yes; yes sir; yes ma'am
An exclamation uttered when the speaker affirmatively answers the call or order of his/her superior.

3. excuse me; sorry; I beg your pardon
An exclamation uttered when the speaker asks again what his/her superior said.

4. please
An exclamation uttered when the speaker pesters his/her elder for something.