poke holes in

pick holes

To find weaknesses, errors or imperfections (in).

pig in a poke

Something whose true value is concealed or unknown and may be lower than expected by the buyer or claimed by the seller, especially something offered for sale.

poke one's nose into

Synonym of stick one's nose into.

poke someone's eye out

To damage or harm someone's eye to the point that it can no longer see.

poke the bear

To deliberately aggravate somebody, especially somebody in a position of power or authority.

shoot holes

Find faults.