Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua va hon snippets" » "quan va hon snippets", "qua van hon snippets", "vua va hon snippets", "qua va hoan snippets", "qua va hoc snippets", "qua va con 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: (((("qua va hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua va hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua va hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua va hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.