Perhaps you should try some spelling variations:
"functional line artificial neural network" » "function line artificial neural network" (Expand Search), "functional life artificial neural network" (Expand Search)
"functional like artificial neural network" » "function like artificial neural network" (Expand Search), "functional life artificial neural network" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("functional line artificial neural network") OR ("functional like artificial neural network"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"functional line artificial neural network\") OR (\"functional like artificial neural network\"))".
• Removing quotes may allow a broader search: (( functional line artificial neural network ) OR ( functional like artificial neural network )).
• Adding a wildcard symbol may retrieve word variants: (("functional line artificial neural network") OR ("functional like artificial neural network"))*.