They do this work deserve higher pay. You'll hear You pay peanuts you get monkeys. this word means "the salary you pay so little, they can only do this type of work."
They do the job is worth a higher salary. You will hear You pay peanuts you get monkeys. This sentence means "you pay so little pay, they can only have done this live."
The job they do deserve a higher salary.You will also hear pay peanuts you get monkeys. You this sentence means "you pay so little pay, they can only do this kind of work".