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  1. or download this
    "xyz" =~ /\w*?/g;
    
  2. or download this
    s/(\w*?)/($1)/g
    
  3. or download this
    ()(x)()(y)()(z)()
    
  4. or download this
    :s/\v(.{-0,})/(\1)/g
    
  5. or download this
    ()x()y()z
    
  6. or download this
    ()x()y()z()
    
  7. or download this
    begin(N) <= end(N) <= begin(N+1) <= end(N+1)
    begin(N) < begin(N+1)
    end(N) < end(N+1)
    
  8. or download this
    A ()xyz   # Return it
    b (x)yz   # Fails: 0==begin(A) < begin(b)==0
    ...
    H xy()z   # Return it
    i xy(z)   # Fails: 2==begin(H) < begin(i)==2
    J xyz()   # Return it
    
  9. or download this
    A ()xyz   # Return it
    B (x)yz   # Return it
    ...
    H xy()z   # Return it
    I xy(z)   # Return it
    J xyz()   # Return it
    
  10. or download this
    (x)()y()z()
    
  11. or download this
    :s/\vx{-0,}(x)@!/(\1)/g
    (x)y()z
    
  12. or download this
    (x)y()z()