"follow the threads" is a correct and usable phrase in written English.
You can use it when you want to encourage someone to explore a topic or idea more deeply, typically by looking at different pieces of information or evidence. Example: As a historian, my job is to follow the threads of the past and uncover the truth behind major events.
"We need to follow the threads and let them take us where they go," Ms. Schakowsky said.
Once Pearl has vanished, we follow the threads of rumor and report from the viewpoint of his wife, a cluster of friends, and the local police.
It can be difficult, at times, to follow the threads of Beck's apocalyptic rhetoric, but certainly the sense of fear came through.
Attempting to follow the threads of all the relationships collected here many of which are left hanging or severed too soon is a futile enterprise, likely because of the book's dabbling scope; over email, Lacey (who is an occasional VICE contributor) told me she hopes readers will use The Art of the Affair as "an introduction to the interconnectivity of individual artists and disparate art forms".
The Time of Angels does manage to follow the thread from Moffat's earlier stories in a way that The Eleventh Hour and The Beast Below could not.
To create a life, along with a body of work that reflected it, was to find and follow the thread inside the maze.
What's our take, what will make it 'Biography?' And in this case it would be to follow the thread of Lorne Michaels and his relationship to the show".
(When he did, he coded the passages divided by parentheses by underlining them with colored pencils so that he could follow the thread).
Perhaps because of the form of the manifesto - since the different characters in her dialogue were all voiced by Westwood, it was somewhat hard to follow the thread as she read it aloud - the designer seemed to lose her audience.
The worst side-effect of this was that it was no longer possible to follow the thread of conversations and we didn't want to deny anyone the pleasure of browsing our archive of posts and comments.
If you follow the thread, within minutes of her first despairing post, dozens of members moved rapidly from giving verbal support to offering practical help, supplying "Dave's" (David Cameron's) fax and address details, Facebooking and tweeting celebrities and politicians, asking them to act.
