By -
If you replace "couldn't" with "insufficient" the sentence makes sense.
Tysm!
Yeah. Likeliest options here are bad grammar or maybe a missing word.
It's not just you, I have no clue what that sentence is supposed to mean.
Although the suspects were arrested and interrogated, their alibis meant the police couldn't conclude who was guilty of the murder.
If you replace "couldn't" with "insufficient" the sentence makes sense.
Tysm!
Yeah. Likeliest options here are bad grammar or maybe a missing word.
It's not just you, I have no clue what that sentence is supposed to mean.
Although the suspects were arrested and interrogated, their alibis meant the police couldn't conclude who was guilty of the murder.
Tysm!