Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van den noi snippets" » "van de noi snippets", "van der noi snippets", "ban den noi snippets", "van dien noi snippets", "van den coi snippets", "van den voi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van den noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van den noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van den noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van den noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.