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