Perhaps you should try some spelling variations:
"surface functionality in coding program" » "surface functionalities in coding program" (Expand search), "surface functionalized in coding program" (Expand search), "surface functional in coding program" (Expand search), "surface functionality and coding program" (Expand search), "surface functionality of coding program" (Expand search), "surface functionality in cloning program" (Expand search), "surface functionality in loading program" (Expand search), "surface functionality in cooling programs" (Expand search), "surface functionality on coding program" (Expand search), "surface functionality in decoding program" (Expand search), "surface functionality in crowding program" (Expand search)
"using compilation from complex program" » "using combination from complex program" (Expand search), "using combinations from complex program" (Expand search), "using population from complex program" (Expand search), "using complication from complex program" (Expand search), "using compilation film complex program" (Expand search), "using compilation from simplex program" (Expand search), "using compilation from complex programmes" (Expand search), "using compilation from complex prograded" (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: (("surface functionality in coding program") OR ("using compilation from complex program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"surface functionality in coding program\") OR (\"using compilation from complex program\"))".
• Removing quotes may allow a broader search: (( surface functionality in coding program ) OR ( using compilation from complex program )).
• Adding a wildcard symbol may retrieve word variants: (("surface functionality in coding program") OR ("using compilation from complex program"))*.