Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan ho toc snippets" » "lan cho toc snippets", "lan kho toc snippets", "can ho toc snippets", "lan hoa toc snippets", "lan co toc snippets", "lan so toc 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: (((("python using java snippets") or ("lan ho toc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lan ho toc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lan ho toc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lan ho toc snippets"))) or ("locating bug code snippets"))*.