The place command in bedrock doesn't match java edition
Java Edition:
/place feature <feature> <coordinates>
/place structure <structure> <coordinates>
/place jigsaw <jigsaw> <coordinates>
/place template <template> <coordinates>
Bedrock Edition:
/place feature (non-available)
/place structure (incomplete)
/place jigsaw (doesn't work and suggestions are missing)
/place template (non-available)
Please do not duplicate your own previous reports (MCPE-188956).
Your previous report was resolved as a duplicate, as explained in the comment on that report.