Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc ly hoi snippets" » "duoc ly hoi snippets", "duc sy hoi snippets", "duc vy hoi snippets", "duc ly thoi snippets", "duc ly hoc snippets", "duc le hoi 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 ly hoi 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 ly hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc ly hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc ly hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.