Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ve can snippets" » "phan le can snippets", "phan va can snippets", "pha ve can snippets", "phan ve canh snippets", "phan ve cac snippets", "phan ve ban 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 ve can 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 ve can snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phan ve can snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phan ve can snippets"))) or ("locating bug code snippets"))*.