Field help (OTOCOMP) 

Enable the predictive or automatic entry by setting the AUTOSEL – Automatic selection parameter (SUP chapter, INT group) to Yes.
Start by entering a few characters contained in the reference or description (or other), and press Tab.
A window displays a list of results. Select the value you require.

  AUTOSEL – Automatic selection parameter (SUP chapter, INT group) for the conditions for implementing the automatic search.