Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van ho dk snippets" » "van hoa dk snippets", "van hoc dk snippets", "van hoe dk snippets", "van so dk snippets", "van ho da snippets", "van ho do 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 ho dk 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 ho dk snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van ho dk snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van ho dk snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.