Terms for subject Proverb containing послуги

Ukrainian	English
послуга за послугу	one good turn asks another
послуга – за послугу	one hand washes the other
послуга – за послугу	scratch my back and I shall scratch yours
послуга – за послугу	roll my log and I will roll yours
послуга – за послугу	one good turn deserves another
послуга за послугу	one good turn deserves another