ねほりはほり

I

ねほりはほり【根ほり葉ほり】

(adv,exp) thoroughly; persistently; through-and-through

II

ねほりはほり【根掘り葉掘り】

(adv,exp) thoroughly; persistently; through-and-through; (P)

III

ねほりはほり【根堀り葉堀り】

(iK) (adv,exp) thoroughly; persistently; through-and-through