Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban dan soc snippets" » "ban hang soc snippets", "ban hanh soc snippets", "ban quan soc snippets", "ban dan toc snippets", "ban dan hoc snippets", "ban dan so 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: (((("ban dan soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban dan soc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban dan soc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban dan soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.