Perhaps you should try some spelling variations:
surface functionality » surface functionalities (Expand search), surface functionalized (Expand search), surface functional (Expand search)
functionality intra » functionality central (Expand search), functionality in (Expand search), functionality index (Expand search)
oxidation coating » oxidation coatings (Expand search), oxidation fouling (Expand search), oxidation combined (Expand search)
coding program » cloning program (Expand search), loading program (Expand search), cooling programs (Expand search)
coating using » coatings using (Expand search), counting using (Expand search), routing using (Expand search)
using program » housing program (Expand search), nursing program (Expand search), aging program (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( surface functionality intra coding program ) OR ( advanced oxidation coating using program ))~".
• Adding a wildcard symbol may retrieve word variants: (( surface functionality intra coding program ) OR ( advanced oxidation coating using program ))*.