Number 1
TRY SAYING: I think you could use more training.
INSTEAD OF: You don't know what the f___ you're doing.

Number 2
TRY SAYING: She's an aggressive go-getter.
INSTEAD OF: She's a f___ing bit__.

Number 3
TRY SAYING: Perhaps I can work late.
INSTEAD OF: And when the f___ do you expect me to do this?

Number 4
TRY SAYING: I'm certain that isn't feasible.
INSTEAD OF: No f ___ing way.

Number 5
TRY SAYING: Really?
INSTEAD OF: You've got to be sh___ing me!

Number 6
TRY SAYING: Perhaps you should check with...
INSTEAD OF: Tell someone who gives a sh__.

Number 7
TRY SAYING: I wasn't involved in the project.
INSTEAD OF: It's not my f___i ng problem.

Number 8
TRY SAYING: That's interesting.
INSTEAD OF: What the f___?

Number 9
TRY SAYING: I'm not sure this can be implemented.
INSTEAD OF: This sh__ won't work.

Number 10
TRY SAYING: I'll try to schedule that.
INSTEAD OF: Why the f___ didn't you tell me sooner?

Number 11
TRY SAYING: He's not familiar with the issues.
INSTEAD OF: He's got his head up his a__.

Number 12
TRY SAYING: Excuse me, sir?
INSTEAD OF: Eat sh__ and die.

Number 13
TRY SAYING: So you weren't happy with it?
INSTEAD OF: Kiss my a__.

Number 14
TRY SAYING: I'm a bit overloaded at the moment.
INSTEAD OF: F__ it, I'm on salary.

Number 15
TRY SAYING: I don't think you understand.
INSTEAD OF: Shove it up your a__.

Number 16
TRY SAY ING: I love a challenge.
I NSTE AD OF: This f___ing job sucks.

Number 17
TRY SAYING: You want me to take care of that?
INSTEAD OF: Who the f___ died and made you boss?
Number 18
TRY SA YING: He's somewhat insensitive.
INSTEAD OF: He's a pr_ck.

..

Ha ha ha! Nice one.

BathroomCoffee - So I guess I must say "that's interesting" (#8)  ha ha ;)

Hope you are doing well.

Number 19

TRY SAYING: Oh! you wrote that by yourself.

INSTEAD OF: Where the f___ did you copy that?

Number 20

TRY SAYING: Hope you are doing well.

INSTEAD OF: Who the f___ cares?