overlapping of duties造句

And lastly, to iron out internal matters including defining individual responsibilities to avert overlapping of duties.
Mark Cullen, head of Asian equities at DMG, said Mr Chau's departure had nothing to do with his performance, but was due to an overlapping of duties.
Asked if the Road Transport Department enforcement officers would be beefed up to nab drivers under the influence of dadah, Dr Ling said there was no need for overlapping of duties.
It's difficult to find overlapping of duties in a sentence. 用overlapping of duties造句挺难的