Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc don den snippets" » "cac don den snippets", "cuc do den snippets", "cuc lon den snippets", "cuc don dien snippets", "cuc dan den snippets", "cuc don dep 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 don den 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 don den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc don den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc don den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.