Perhaps you should try some spelling variations:
"binary ngong-linear programming" » "binary ngong-linear programs", "binary ngong-linear program", "binary ngong-language programming"
"binary non-linear programmingmingsmingssming" » "binary non-linear programsmingsmingssming", "binary non-linear programmingsmingssming", "binary non-language programmingmingsmingssming", "binary nong-linear programmingmingsmingssming", "binary ngon-linear programmingmingsmingssming"

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: "((\"binary ngong-linear programming\") OR (\"binary non-linear programmingmingsmingssming\"))~".
• Removing quotes may allow a broader search: (( binary ngong-linear programming ) OR ( binary non-linear programmingmingsmingssming ))~.
• Adding a wildcard symbol may retrieve word variants: (("binary ngong-linear programming") OR ("binary non-linear programmingmingsmingssming"))*.