It’s good to see you in class again @mfdeba! Your chest is turnout out well.
Getting a believable variety in the wood texture is harder than expected.
This is true, there’s an art to hiding repetition while repeating. But you’re really close to succeeding in that task. Here I’ve circle the most noticeable repetition to me:

Tweak those areas and your repetition should be mostly unnoticeable. Other than that it’s a great model! B+ from me 👍