Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doan va we snippets" » "doan va web snippets", "doan va de snippets", "doan va le snippets", "doanh va we snippets", "dan va we snippets", "toan va we 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: (((("doan va we snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doan va we snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan va we snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan va we snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.