1. Could you give me a raise?
Would you like to give me a raise?
May I have a pay raise?
You get what you pay off.
2. I'd like to have a chance of a pay raise.
I would like to ask you for a raise.
I want to have a chance to get a pay raise.
A big tree falls not at the first stroke.
3. I need a raise.
I want to get a pay raise.
I'd like to have a pay raise.
It takes an entire village to raise a child.
4. Boss, do you think we could talk about my current salary?
Boss, do you have time to talk about with me about my current salary?
Boss, would you like to talk about my current salary with me?
Do business, but be not a slave to it.