How to use "dig" in a sentence

They also had tools to dig with

I can go at night, dig up the concrete and get it, no problem."

And we can dig passages between the drains and buildings

For the first time I began to think that there was some distance between his dreams and his powers, because I could dig a hole like this in a day

I also felt that it would be easier to get into the drain and dig back towards the house