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