Block texts by key word?

I receive advertisement texts , they change the number , blocking the number does no good. Can I block texts by a certain word?

Block texts by key word?

Bob7.1 Bob7.1 ✭✭
✭✭  / 
I receive advertisement texts , they change the number , blocking the number does no good.
Can I block texts by a certain word?
I often see solutions for problems online that say for Android, but they never work on  my 7.1 ?
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