Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc cac xe snippets" » "duoc cac xe snippets", "tuc cac xe snippets", "muc cac xe snippets", "duc cac he snippets", "duc cac ke snippets", "duc cac le 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: (((("duc cac xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc cac xe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc cac xe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc cac xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.