Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cung thu co snippets" » "cuong thu co snippets", "ung thu co snippets", "dung thu co snippets", "cung thuc co snippets", "cung tu co snippets", "cung thu do 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: (((("cung thu co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung thu co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung thu co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung thu co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.