Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc thue do snippets" » "cuc thuy do snippets", "cuc thu do snippets", "cuc thue da snippets", "cuoc thue do snippets", "chuc thue 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: (((("cuc thue 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: (((("cuc thue do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc thue do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc thue do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.