をたどって

following; tracing

→ を
phrase Rare #32,755
following; tracing Used after something being followed or traced, such as a smell, footprints, or a trail. The て-form connects this action to what follows, or can make a suggestion such as 「匂いをたどってみよう」 (“Let’s follow the smell”).
JA: 地図をたどって、目的地まで歩いた。
EN: I followed the map and walked to my destination.

匂いをたどってみよう

Let's follow the scent.

臭いをたどってみよう

Let's follow the smell.

私達は犯人の足跡をたどっていった

We followed the criminal's trail.