Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat dan so snippets" » "bat dau so snippets", "ban dan so snippets", "bat can so snippets", "bat dan soc snippets", "bat dan su snippets", "bat dan mo 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: (((("bat dan 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: (((("bat dan so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat dan so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat dan so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.