Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc cap den snippets" » "suc cap den snippets", "duc cac den snippets", "duc phap den snippets", "duc cap dien snippets", "duc cau den snippets", "duc chap dien 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 cap 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: (((("duc cap den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc cap den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc cap den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.