Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai den cac snippets" » "thai den cac snippets", "hai yen cac snippets", "hai dan cac snippets", "hai dien cac snippets", "hai de cac 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: (((("hai den cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai den cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai den cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai den cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.