Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh cat noi snippets" » "hanh cac noi snippets", "hanh luat noi snippets", "nhanh cay noi snippets", "hanh cau noi snippets", "hanh vat noi snippets", "hanh cach noi 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 cat noi 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 cat noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cat noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cat noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.