Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap va cu snippets" » "phap vat cu snippets", "pham va cu snippets", "pham van cu snippets", "phap va cau snippets", "phap va chu snippets", "phap va su 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: (((("phap va cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap va cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap va cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap va cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.