Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu dan soc snippets" » "chua dan soc snippets", "chu han soc snippets", "chu van soc snippets", "chu dan toc snippets", "chu dan hoc snippets", "chu 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: (((("chu 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: (((("chu dan soc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu dan soc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu dan soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.