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