Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc ly hoan snippets" » "duoc ly hoan snippets", "luoc ly hoa snippets", "luoc ly hoat snippets", "luoc ly toan 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: (((("luoc ly hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc ly hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc ly hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc ly hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.