Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cong mot snippets" » "bat dong mot snippets", "ban cong mot snippets", "bot cong mot snippets", "bat cong dot snippets", "bat trong mot snippets", "bat cong mong 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 cong mot 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 cong mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cong mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cong mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.