Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh can da snippets" » "hanh san da snippets", "hanh cac da snippets", "hanh cat da snippets", "hanh can dai snippets", "hanh ban da snippets", "hanh dan da 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: (((("hanh can da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh can da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh can da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh can da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.