Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan li chat snippets" » "phan le chat snippets", "han li chat snippets", "pan li chat snippets", "phan ly chat snippets", "phan lai chau snippets", "phan gia chat 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: (((("python using java snippets") or ("phan li chat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phan li chat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phan li chat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phan li chat snippets"))) or ("locating bug code snippets"))*.