He had more than one 4x4 & tractor, apparently.
And we simply don't know where exactly & for what length of time, the cadaver dog(s) searched.
Or indeed, the rate at which she decomposed following her murder, or furthermore, how long it actually takes for a corpse to start emitting an amount of scent sufficient for a dog to detect, or sumink.
What month was is? I haven't seen that, probably because I wasn't looking for it until now.
According to the research over seven years, it takes about an hour for decomposition to start for a dog to detect it. This makes sense to me, although I really don't want to go into details. I just can't go with The Lounge Theory, for more reasons than one.
You are right again. We don't know exactly where the dogs searched. But the thing is that he was convicted without a body.
I really don't have a problem with Cadaver Dogs as such. But I ain't keen on convictions on that alone. Which I don't think this was.