Steps to Reproduce:

1. Navigate to VisualEditor
2. Navigate to Page Options
3. Navigate till "Find And Replace" and hit enter
4. Observe the keyboard focus order.

Actual Results:
Keyboard focus order is not logical for the "Find and Replace" screen .
After opening the "Find and Replace" screen, keyboard focus moves in given order : "Find edit box" ->"Replace edit box" ->"Replace" button ->"Replace All" button ->"Done"->"Previous button" ->"Next button"->"Match Case"->"Regular Expression " button and all buttons after that .

Expected Results:
Keyboard focus order must be "Find edit box" ->"Replace edit box" -> "Previous button" ->"Next button"->"Match Case"->"Regular Expression " button and all buttons after that then "Replace" button ->"Replace All" button ->"Done"