Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hay noi so snippets" » "ha noi so snippets", "thay doi so snippets", "hanh noi so snippets", "hay noi bo snippets", "hay noi co 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: (((("hay noi so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hay noi so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hay noi so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hay noi so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.