...
This most standard way for raw MT to be saved in the TM is to open XTM Workbench, and manually change segments from Incomplete to Completed. Of course (if the said raw MT is already propagated in the target segments). Naturally, you do not necessarily have to act on each segment separately. To expedite the process, you can make use of the Change segment status option (File → Change status), that will do it for you, for all segments at once in a particular file.
...