Use "3GPP‑Page" to get the Word version,
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the left border in eToC indicates whether the content is:
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V16.1.0 (PDF)
2020/12 … p.
essential Table of Contents for TS 38.175 Word version: 16.0.0
each title, in the "available" or "not available yet" area, links to the equivalent title in the CONTENT