Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"neon cong do snippets" » "nen cong do snippets", "nuoc cong do snippets", "noi cong do snippets", "neon cong dot snippets", "neon cuong do snippets", "neon cong so 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: (((("neon cong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("neon cong do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( neon cong do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("neon cong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.