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